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Timeless Tennis 1 Carat Diamond Necklace in 14K Rose Gold
Located in Paramus, NJ
overall design. The Timeless Tennis 1 Carat Diamond Necklace is a symbol of enduring elegance and
Category

21st Century and Contemporary Hong Kong Modern Chain Necklaces

Materials

Diamond, 14k Gold, Rose Gold

Exuding Brilliance: 1 Carat Diamond Necklace in 18K Yellow Gold
Located in רמת גן, IL
exquisite necklace elevates any outfit to an unforgettable statement. 1 diamond main stone of 1 carat cut
Category

2010s Israeli Chain Necklaces

Materials

Diamond, 18k Gold, Yellow Gold

Diamond Bezel Cuban Link Pendant Necklace 1 Carat 14 Karat Yellow Gold
By Harbor Diamonds
Located in New York, NY
14 karat yellow gold Cuban link chain necklace featuring a round brilliant weighing 1.00 carats on
Category

2010s Contemporary Link Necklaces

Materials

Diamond, 14k Gold, Yellow Gold

Diamond Cluster Round 1 Carat Pendant 18 Karat White Gold Daisy Flower Necklace
By Hasbani Diamonds
Located in London, GB
This Beautiful 1.00 Carat Flower design Cluster Diamond pendant features 7 round brilliant cut
Category

2010s British Modern Pendant Necklaces

Materials

Diamond, White Diamond, Gold, 18k Gold, White Gold

Contemporary 1 Carat DTW Diamond Necklace
Located in Montgomery, AL
estimated combined total weight of 1 carat. The diamonds grade approximately H in color and SI1 in clarity
Category

21st Century and Contemporary Contemporary Pendant Necklaces

Materials

Diamond, Gold, 14k Gold, Yellow Gold

1 Carat Yellow Diamond Necklace
Located in Miami, FL
0.43ctw Total Diamond Carat Weight: 1.1ctw
Category

2010s American Pendant Necklaces

Materials

White Diamond, Yellow Diamond, 18k Gold

1 Carat Diamond Pave Butterfly Necklace
Located in Boca Raton, FL
Material: 18k Yellow gold Diamond Details: 1ctw of Round and Marquise cut Diamonds. Diamonds are G
Category

21st Century and Contemporary American Pendant Necklaces

Materials

Diamond, White Diamond, 18k Gold, Yellow Gold

14K Yellow Gold 1 1/2 Carat Diamond Geometric Pendant Necklace
Located in New York, NY
weight of this necklace is 1 1/2 cttw. 'Video Available Upon Request.'
Category

21st Century and Contemporary Indian Contemporary Pendant Necklaces

Materials

Diamond, White Diamond, 14k Gold, Yellow Gold

1 Carat Heart-Shaped Diamond Pendant Necklace
Located in Narberth, PA
A beautiful and romantic Estate diamond necklace! Crafted in 14kt white gold, this lovely piece is
Category

21st Century and Contemporary Unknown Contemporary Pendant Necklaces

Materials

Diamond, 14k Gold

1 Carat Heart-Shaped Diamond Pendant Necklace
1 Carat Heart-Shaped Diamond Pendant Necklace
W 0.32 in D 0.13 in L 16.25 in
14K Yellow Gold 1 1/10 Carat Overlapping Diamond Drop Pendant Necklace
Located in New York, NY
show off. This beautiful necklace includes 18” box chain with Spring Ring clasp. These natural diamonds
Category

21st Century and Contemporary Indian Contemporary Pendant Necklaces

Materials

Diamond, White Diamond, Yellow Gold, 14k Gold

14K White Gold 1 1/3 Carat Diamond Sparkling Shapes Pendant Necklace
Located in New York, NY
and baguette cut diamonds, totaling over one carat, come together, creating a unique shape sure to get
Category

21st Century and Contemporary Indian Contemporary Pendant Necklaces

Materials

Diamond, White Diamond, White Gold, 14k Gold

GIA Certified 1 Carat Pear Cut Diamond Pendant Necklace
By Antinori Fine Jewels
Located in Chicago, IL
Elevate your style with this exquisite 1 ct Pear Brilliant Cut Diamond Solitaire Pendant Necklace
Category

2010s Italian Modern Drop Necklaces

Materials

Diamond, White Diamond, 14k Gold, White Gold

Sterling Silver 1 1/2 Carat Baguette Diamond Composite Heart Pendant Necklace
Located in New York, NY
silver, a metal that will be tarnish-free for years to come. This 1 1/2 c.t. necklace is embellished with
Category

21st Century and Contemporary Indian Contemporary Pendant Necklaces

Materials

Diamond, White Diamond, Silver, Sterling Silver

14K Yellow Gold 1 1/4 Carat Geometric Inspired Diamond Pendant Necklace
Located in New York, NY
-VS2. The total diamond weight of this necklace is 1 1/4 cttw. 'Video Available Upon Request.'
Category

21st Century and Contemporary Indian Contemporary Pendant Necklaces

Materials

Diamond, White Diamond, Yellow Gold, 14k Gold

14k White Gold 1 1/2 Carat Diamond Multi-Shape Pendant Necklace
Located in New York, NY
This flirty pendant features 3x3 square of princess cut diamonds suspended by two rows of channel
Category

21st Century and Contemporary Indian Modern Pendant Necklaces

Materials

Diamond, White Diamond, 14k Gold, White Gold

18 Karat White Gold Bezel Station Diamond Necklace '1 1/4 Carat'
Located in San Francisco, CA
This delicate classic necklace features sixty-three ( 63) round brilliant diamonds bezel set evenly
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, White Gold

18 Karat Rose Gold Bezel Station Diamond Necklace '1 1/4 Carat'
Located in San Francisco, CA
This delicate classic necklace features sixty-three ( 63) round brilliant diamonds bezel set evenly
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, Rose Gold

1 Carat Round Brilliant Cut Diamond 18 Karat White Gold Classic Cross Pendant
By Hasbani Diamonds
Located in London, GB
United kingdom. Cross 18 Karat White Gold Diamond Weight: 1.00 Total Carat Height: 14.6 Width: 28 mm
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, Rose Gold, White Gold, Yellow Gold, Platinum

.925 Sterling Silver 1/4 Carat Round Diamond Pendant Necklace
Located in New York, NY
has a total diamond weight of 1/4 carats. "Video Available Upon Request" Product Features: Diamond
Category

21st Century and Contemporary Indian Contemporary Pendant Necklaces

Materials

Diamond, White Diamond, Sterling Silver

1 Carat White Gold Diamond Circle Pendant Necklace
Located in Los Angeles, CA
This diamond circle pendant provides a glowing chic look. Metal: 14k Gold Diamond Total Carats: 1
Category

2010s American Pendant Necklaces

Materials

Diamond, White Gold

Silver 1 1/4 Carat Round Diamond Openwork Ribbon Weave Heart Pendant Necklace
Located in New York, NY
diamonds of a total 1 1/4 cttw and an approximate I-J color and I3 clarity. This stunning necklace for her
Category

21st Century and Contemporary Indian Modern Pendant Necklaces

Materials

Diamond, White Diamond, Sterling Silver, Silver

.925 Sterling Silver 1/6 Carat Diamond Heart Pendant Necklace
Located in New York, NY
Show her just how much you love her with this sweet sterling silver, 1/6 carat total weight diamond
Category

21st Century and Contemporary Indian Contemporary Pendant Necklaces

Materials

Diamond, White Diamond, Sterling Silver

14K White Gold 1 1/10 Carat Treated Blue Diamond Fashion Pendant Necklace
Located in New York, NY
rated as H-I color, and clarity graded as I1-I2. The total diamond weight of this necklace is 1 1/10
Category

21st Century and Contemporary Indian Contemporary Pendant Necklaces

Materials

Diamond, White Diamond, Blue Diamond, White Gold, 14k Gold

10K White Gold 1/10 Carat Diamond Quad Pendant Necklace
Located in New York, NY
diamond weight of 1/10 carat. This beautiful necklace includes 18” rolo chain with Spring Ring clasp
Category

21st Century and Contemporary Indian Pendant Necklaces

Materials

Diamond, White Diamond, White Gold, 10k Gold

10K White Gold 1/10 Carat Diamond Bezel Pendant Necklace
Located in New York, NY
diamond weight of 1/10 carats. This beautiful necklace includes 18” rolo chain with Spring Ring clasp
Category

21st Century and Contemporary Indian Pendant Necklaces

Materials

Diamond, White Diamond, White Gold, 10k Gold

.925 Sterling Silver 1/4 Carat Diamond Heart Pendant Necklace
Located in New York, NY
that drops halfway down the middle of the heart. Scattered throughout the ribbon heart 1/4ct TDW of
Category

21st Century and Contemporary Indian Modern Pendant Necklaces

Materials

Diamond, White Diamond, Sterling Silver

.925 Sterling Silver 1/10 Carat Diamond Heart Pendant Necklace
Located in New York, NY
necklace features a heart-shaped design, symbolizing love and affection. Twelve natural, round-cut diamonds
Category

21st Century and Contemporary Indian Modern Pendant Necklaces

Materials

Diamond, White Diamond, Sterling Silver

14K Yellow Gold 1 1/2 Carat Princess Cut Diamond Greek Column Pendant Necklace
Located in New York, NY
This radiant column-shaped pendant is adorned with 1 1/2 carats of princess cut diamonds for truly
Category

21st Century and Contemporary Indian Contemporary Pendant Necklaces

Materials

Diamond, White Diamond, Yellow Gold, 14k Gold

.925 Sterling Silver 1/6 Carat Diamond Cross Pendant Necklace
Located in New York, NY
A brilliant beacon of faith and hope, our stunning Sterling Silver Diamond Cross Pendant Necklace
Category

21st Century and Contemporary Indian Contemporary Pendant Necklaces

Materials

Diamond, White Diamond, Sterling Silver

.925 Sterling Silver 1/4 Carat Diamond Heart Pendant Necklace
Located in New York, NY
Celebrate a loved one's life with this stunning diamond pendant necklace. A real .925 sterling
Category

21st Century and Contemporary Indian Modern Pendant Necklaces

Materials

Diamond, White Diamond, Sterling Silver

.925 Sterling Silver 1/10 Carat Diamond Heart Pendant Necklace
Located in New York, NY
Twelve delicate, sparkling diamonds adds extra twinkle to this beautiful heart pendant necklace
Category

21st Century and Contemporary Indian Modern Pendant Necklaces

Materials

Diamond, White Diamond, Silver, Sterling Silver

1 Carat Diamonds Heart Patterned Necklace 14 Karat
Located in New York, NY
Loves & Sparkles. 1.00ct. Natural diamonds heart necklace. Full cut and Brilliant G-color, Vs2
Category

2010s American Pendant Necklaces

Materials

Diamond, 14k Gold, Yellow Gold

10K White Gold 1/5 Carat Diamond Pear Pendant Necklace
Located in New York, NY
design to last a lifetime. It is crafted in 10 karat white gold and has a total diamond weight of 1/5
Category

21st Century and Contemporary Indian Contemporary Pendant Necklaces

Materials

Diamond, White Diamond, 10k Gold, White Gold

14K White Gold 1/4 Carat Round Diamond Teardrop Necklace
Located in New York, NY
diamonds total 1/4 Cttw and are of an approximate G-H Color and SI2-I1 Clarity. The 18" cable chain
Category

21st Century and Contemporary Indian Contemporary Pendant Necklaces

Materials

Diamond, White Diamond, 14k Gold, White Gold

14K White Gold 1 Carat Diamond Box Pendant Necklace
Located in New York, NY
approximately 1 carat total weight. Let her style sparkle with this radiant pendant.
Category

21st Century and Contemporary Indian Art Deco Pendant Necklaces

Materials

Diamond, White Diamond, White Gold, 14k Gold

10kt White Gold 1/2 Carat Diamond Square Pendant Necklace
Located in New York, NY
beautiful necklace features a single, beautiful miracle set, round-cut diamond at the center of the design
Category

21st Century and Contemporary Indian Contemporary Pendant Necklaces

Materials

Diamond, White Diamond, 10k Gold, White Gold

Bezel Set Solitaire Round Diamond Necklace 1 Carat
Located in Miami, FL
Beautiful 1ct Round diamond solitaire pendant attached on a white gold chain . suitable for any
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, 18k Gold, White Gold

GIA Certiffied 1 Carat Fancy Pink Heart Shape Diamond Pendant Necklace
Located in Chicago, IL
An exquisite pendant set with an investment grade fancy pink diamond heart shape 1 carat fancy pink
Category

2010s American Contemporary Pendant Necklaces

Materials

Diamond, White Diamond, Pink Diamond, Platinum

18 Karat Rose Gold Station Diamond Necklace '1/3 Carat'
Located in San Francisco, CA
This classic necklace features six (6) perfectly matched brilliant round diamonds evenly spread
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, Rose Gold

18 Karat White Gold Station Diamond Necklace '1/3 Carat'
Located in San Francisco, CA
This classic necklace features six (6) perfectly matched brilliant round diamonds evenly spread
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, White Gold

18 Karat Yellow Gold Station Diamond Necklace '1/3 Carat'
Located in San Francisco, CA
This classic necklace features six (6) perfectly matched brilliant round diamonds evenly spread
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, Yellow Gold

18 Karat Yellow Gold Spear Diamond Necklace '1/4 Carat'
Located in San Francisco, CA
This elegant necklace features 100 brilliants diamond micro-prong set in 5 spear-shaped pendants
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, Yellow Gold

18 Karat Rose Gold Spear Diamond Necklace '1/4 Carat'
Located in San Francisco, CA
This elegant necklace features 100 brilliants diamond micro-prong set in 5 spear-shaped pendants
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, Rose Gold

14 Karat Yellow Gold Triangle Diamond Necklace '1/2 Carat'
Located in San Francisco, CA
This elegant necklace features 135 brilliants diamond micro-prong set in 11 Triangle-shaped
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, Yellow Gold

18 Karat Rose Gold Triangle Diamond Necklace '1/2 Carat'
Located in San Francisco, CA
This elegant necklace features 135 brilliants diamond micro-prong set in 11 Triangle-shaped
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, Rose Gold

18 Karat White Gold Triangle Diamond Necklace '1/2 Carat'
Located in San Francisco, CA
This elegant necklace features 135 brilliants diamond micro-prong set in 11 Triangle-shaped
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, White Gold

14 Karat Rose Gold Triangle Diamond Necklace '1/2 Carat'
Located in San Francisco, CA
This elegant necklace features 135 brilliants diamond micro-prong set in 11 Triangle-shaped
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, Rose Gold

18 Karat Yellow Gold Triangle Diamond Necklace '1/2 Carat'
Located in San Francisco, CA
This elegant necklace features 135 brilliants diamond micro-prong set in 11 Triangle-shaped
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, Yellow Gold

14 Karat White Gold Triangle Diamond Necklace '1/2 Carat'
Located in San Francisco, CA
This elegant necklace features 135 brilliants diamond micro-prong set in 11 Triangle-shaped
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, White Gold

18 Karat Yellow Gold Love Diamond Necklace '1/4 Carat'
Located in San Francisco, CA
This elegant necklace features four(4) evenly spread brilliant diamonds bezel set on a delicate
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, Yellow Gold

18 Karat Rose Gold Love Diamond Necklace '1/4 Carat'
Located in San Francisco, CA
This elegant necklace features four(4) evenly spread brilliant diamonds bezel set on a delicate
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, Rose Gold

18 Karat White Gold Love Diamond Necklace '1/4 Carat'
Located in San Francisco, CA
This elegant necklace features four(4) evenly spread brilliant diamonds bezel set on a delicate
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, White Gold

18 Karat Rose Gold Marquise Diamond Necklace '1/3 Carat'
Located in San Francisco, CA
This delicate and elegant necklace features round brilliant diamonds micro-prong set in seven (7
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, Rose Gold

18 Karat White Gold Marquise Diamond Necklace '1/3 Carat'
Located in San Francisco, CA
This delicate and elegant necklace features round brilliant diamonds micro-prong set in seven (7
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, White Gold

18 Karat Yellow Gold Marquise Diamond Necklace '1/3 Carat'
Located in San Francisco, CA
This delicate and elegant necklace features round brilliant diamonds micro-prong set in seven (7
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, Yellow Gold

18 Karat White Gold Floral Diamond Necklace '1/5 Carat'
Located in San Francisco, CA
This delicate and elegant necklace features round brilliant diamonds micro-prong set in a floral
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, White Gold

18 Karat Yellow Gold Floral Diamond Necklace '1/5 Carat'
Located in San Francisco, CA
This delicate and elegant necklace features round brilliant diamonds micro-prong set in a floral
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, Yellow Gold

18 Karat Rose Gold Floral Diamond Necklace '1/5 Carat'
Located in San Francisco, CA
This delicate and elegant necklace features round brilliant diamonds micro-prong set in a floral
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, Rose Gold

10K Yellow Gold 1/2 Carat Diamond Heart Pendant Necklace
Located in New York, NY
A beautiful gold and diamond heart shaped pendant. This necklace is made with 31 round and 22
Category

21st Century and Contemporary Indian Contemporary Pendant Necklaces

Materials

Diamond, White Diamond, 14k Gold, Yellow Gold

.925 Sterling Silver 1/10 Carat Blue Diamond Adjustable Pendant Necklace
Located in New York, NY
life. This Solitaire Diamond Necklace features a single, brilliant-cut .10 carat treated blue diamond
Category

21st Century and Contemporary Indian Contemporary Pendant Necklaces

Materials

Diamond, Blue Diamond, Sterling Silver

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1 Carat Diamond Necklace For Sale on 1stDibs

Find the exact 1 carat diamond necklace you’re shopping for in the variety available on 1stDibs. Every item for sale was constructed with extraordinary care, often using Gold, 18k Gold and White Gold. You can easily find a 3146 antique edition and 9184 modern creations to choose from as well. Making the right choice when shopping for a 1 carat diamond necklace may mean carefully reviewing examples of this item dating from different eras — you can find an early iteration of this piece from the 18th Century and a newer version made as recently as the 21st Century, both of which have proven very popular over the years. As it relates to this specific piece, our collection includes designs that are universally popular, but .5 Carat and 1 Carat carat weights, specifically, are sought with frequency. Creating a 1 carat diamond necklace has been a part of the legacy of many jewelers, but those produced by LB Exclusive, TJD and Roman Malakov are consistently popular. A round cut version of this piece has appeal, but there are also oval cut and pear cut versions for sale. There aren’t many items for men if you’re seeking a 1 carat diamond necklace, as most of the options available are for women and unisex.

How Much is a 1 Carat Diamond Necklace?

The price for a 1 carat diamond necklace starts at $1 and tops out at $3,600,000 with these necklaces, on average, selling for $4,348.

Why Gold Shines in Jewelry Craftsmanship

Gold is the feel-good metal, the serotonin of jewelry. Wear vintage and antique gold necklaces, watches, gold bracelets or gold rings and you feel happy, you feel dressed, you feel, well, yourself. 

Gold, especially yellow gold, with its rich patina and ancient pedigree going back thousands of years, is the steady standby, the well-mannered metal of choice. Any discussion of this lustrous metal comes down to a basic truth: Gold is elementary, my dear. Gold jewelry that couples the mystique of the metal with superb design and craftsmanship achieves the status of an enduring classic. Many luxury houses have given us some of our most treasured and lasting examples of gold jewelry over the years.

Since its founding, in 1837, Tiffany & Co. has built its reputation on its company jewelry as well as its coterie of boutique designers, which has included Jean Schlumberger, Donald Claflin, Angela Cummings and Elsa Peretti. There are numerous gold Tiffany classics worth citing. Some are accented with gemstones, but all stand out for their design and the workmanship displayed.

For the woman who prefers a minimalist look, the Tiffany & Co. twist bangle (thin, slightly ovoid) is stylishly simple. For Cummings devotees, signature pieces feature hard stone inlay, such as her pairs of gold ear clips inlaid with black jade (a play on the classic Chanel black and tan), or bangles whose design recalls ocean waves, with undulating lines of lapis lazuli and mother-of-pearl. And just about any design by the great Jean Schlumberger is by definition a classic.

Even had he eschewed stones and diamonds, Southern-born David Webb would be hailed for the vast arsenal of heavy gold jewelry he designed. Gold, usually hammered or textured in some manner, defines great David Webb jewelry. The self-taught jeweler made very au courant pieces while drawing inspiration from ancient and out-of-the-way sources — East meets West in the commanding gold necklaces made by Webb in the early 1970s. The same could be said for his endlessly varied gold cuffs.

In Europe, many houses have given us gold jewelry that sets the highest standard for excellence, pieces that were highly sought after when they were made and continue to be so. 

Numerous designs from Cartier are homages to gold. There are the classic Trinity rings, necklaces and bracelets — trifectas of yellow, white and rose gold. As a testament to the power of love, consider the endurance of the Cartier Love bracelet.

Aldo Cipullo, Cartier’s top in-house designer from the late 1960s into the early ’70s, made history in 1969 with the Love bracelet. Cipullo frequently said that the Love bracelet was born of a sleepless night contemplating a love affair gone wrong and his realization that “the only remnants he possessed of the romance were memories.” He distilled the urge to keep a loved one close into a slim 18-karat gold bangle. 

BVLGARI and its coin jewelry, gemme nummarie, hit the jackpot when the line launched in the 1960s. The line has been perennially popular. BVLGARI coin jewelry features ancient Greek and Roman coins embedded in striking gold mounts, usually hung on thick link necklaces of varying lengths. In the 1970s, BVLGARI introduced the Tubogas line, most often made in yellow gold. The Tubogas watches are classics, and then there is the Serpenti, the house's outstanding snake-themed watches and bracelets.

A collection called Monete that incorporated the gold coins is one of several iconic BVLGARI lines that debuted in the 1970s and ’80s, catering to a new generation of empowered women. Just as designers like Halston and Yves Saint Laurent were popularizing fuss-free ready-to-wear fashion for women on the go, BVLGARI offered jewels to be lived in

Since Van Cleef & Arpels opened its Place Vendôme doors in 1906, collection after collection of jewelry classics have enchanted the public. As predominantly expressed in a honeycomb of gold, there is the Ludo watch and accessories, circa the 1920s, and the golden Zip necklace, 1951, whose ingenious transformation of the traditional zipper was originally proposed by the Duchess of Windsor. Van Cleef's Alhambra, with its Moroccan motif, was introduced in 1968 and from the start its popularity pivoted on royalty and celebrity status. It remains one of VCA’s most popular and collected styles.

Mention must be made of Buccellati, whose name is synonymous with gold so finely spun that it suggests tapestry. The house’s many gold bracelets, typically embellished with a few or many diamonds, signified taste and distinction and are always in favor on the secondary market. Other important mid-20th-century houses known for their gold-themed jewelry include Hermès and Ilias Lalaounis.

Find a stunning collection of vintage and antique gold jewelry on 1stDibs.

The Legacy of Diamond in Jewelry Design

Antique diamond rings, diamond tiaras and dazzling vintage diamond earrings are on the wish lists of every lover of fine jewelry. And diamonds and diamond jewelry are primarily associated with storybook engagements and red-carpet grand entrances — indeed, this ultra-cherished gemstone has a dramatic history on its hands.

From “A Diamond Is Forever” to “Diamonds Are a Girl’s Best Friend,” pop culture has ingrained in our minds that diamonds are the most desired, the most lasting and the most valuable gemstone. But what makes the diamond so special? Each stone — whether it’s rubies, sapphires or another stone — is unique and important in its own right. April babies might claim diamonds for themselves, but just about everyone wants this kind of sparkle in their lives!

There are several factors that set diamonds apart from other stones, and these points are important to our gem education.

Diamonds are minerals. They are made up of almost entirely of carbon (carbon comprises 99.95 percent; the remainder consists of various trace elements). Diamonds are the hardest gemstones, ranking number 10 on the Mohs Hardness Scale. Even its name, diamond, is rooted in the Greek adamas, or unconquerable. The only object that can scratch a diamond is another diamond. Diamonds are formed deep within the earth at very high temperatures (1,652–2,372 degrees Fahrenheit at depths between 90 and 120 miles beneath the earth’s surface) and are carried up by volcanic activity. Diamonds are quite rare, according to the Gemological Institute of America, and only 30 percent of all the diamonds mined in the world are gem quality.

In the 1950s, the Gemological Institute of America developed the 4Cs grading system to classify diamonds: clarity, color, cut and carat weight. Not all diamonds are created equal (there are diamonds, and then there are diamonds). The value of the diamond depends on the clarity (flawless diamonds are very rare but a diamond's value decreases if there are many blemishes or inclusions), color (the less color the higher the grade), cut (how the diamond’s facets catch the light, certain cuts of diamonds show off the stone better than others) and carat weight (the bigger, the better).

When you start shopping for a diamond engagement ring, always prioritize the cut, which plays the largest role in the diamond's beauty (taking the time to clean your diamond ring at least every six months or so plays a role in maintaining said beauty). And on 1stDibs, a range of buying guides can be found for those in the market for antique engagement ringsvintage engagement rings or Art Deco engagement rings

Shop antique and vintage diamond rings, diamond necklaces and other extraordinary diamond jewelry on 1stDibs.  

Finding the Right Necklaces for You

We are fortunate to know much of the world’s long and dazzling history of necklaces, as this type of jewelry was so treasured that it was frequently buried with its owners. Today, Van Cleef necklaces, Tiffany necklaces and Cartier necklaces are some of the most popularly searched designer necklaces on 1stDibs.

Lapis lazuli beads adorned necklaces unearthed from the royal graves at the ancient Iraqi civilization of Sumer, while the excavation of King Tut’s burial chamber revealed a sense of style that led to a frenzy of Art Deco designs, with artisans of the 1920s seeking to emulate the elegant work crafted by Ancient Egypt’s goldsmiths and jewelry makers. 

In ancient times, pendant necklaces worn by royalty and nobles conferred wealth and prestige. Today, wearing jewelry is about personal expression: Luxury diamond necklaces exude confidence and can symbolize the celebratory nature of a deep romantic relationship, while paper-clip chain-link necklaces designed by the likes of goldsmith Faye Kim are firmly planted in the past as well as the present. Kim works exclusively with eco-friendly gold, and these fashionable, fun accessories owe to the design of 19th-century watch fobs. 

For some, necklaces are thought of as being a solely feminine piece, but this widely loved accessory has been gender-neutral for eons. In fact, just as women rarely took to wearing a single necklace during the Renaissance, men of the era layered chains and valuable pendants atop their bejeweled clothing. In modern times, the free-spirited hippie and counterculture movements of the 1960s saw costume-jewelry designers celebrating self-expression through colorful multistrand necklaces and no shortage of beads, which were worn by anyone and everyone. 

Even after all of these years, the necklace remains an irrefutable staple of any complete outfit. Although new trends in jewelry are constantly emerging, the glamour and beauty of the past continue to inform modern styles and designs. In a way, the cyclical history of the necklace differs little from its familiar looped form: The celebrated French jewelry house Van Cleef & Arpels found much inspiration in King Tut, and, now, their Alhambra collection is a go-to for modern royals. Vintage David Webb necklaces — whose work landed him on the cover of Vogue in 1950, two years after opening his Manhattan shop — were likely inspired by the ornamental styles of ancient Greece, Mesopotamia and Egypt

On 1stDibs, browse top designers like Dior, Chanel and Bulgari, or shop by your favorite style, from eye-catching choker necklaces to understated links to pearl necklaces and more. 

Questions About 1 Carat Diamond Necklace
  • 1stDibs ExpertFebruary 22, 2021
    Depending on the quality, age, and designer, a 1-carat diamond can cost between $1,300 and $16,500.
  • 1stDibs ExpertNovember 6, 2023
    There is no hard-and-fast rule for how many carats a diamond necklace should be. On average, solitaire diamond necklaces range from 0.5 to 1 carat, but you can find pieces with larger and smaller stones. Tennis chains that feature continuous diamonds set into links usually have much higher total carat weights. For example, one might feature 60 individual diamonds, each 0.20 carats in size, for a total carat weight of 12.0 carats. Shop a wide range of diamond necklaces on 1stDibs.
  • 1stDibs ExpertSeptember 28, 2021
    A 1-carat pink diamond’s worth depends on the color intensity and carat. High-quality pinks are the most expensive natural diamond color today. The price can vary from $10,000 to $70,000 per carat for an intense pink. On 1stDibs, you will find a variety of pink diamond jewelry from different periods.
  • 1stDibs ExpertApril 5, 2022
    The term 1-carat diamond earrings means a pair of earrings set with diamond gemstones that have a total weight of 200 milligrams. Depending on the design, each earring may hold one diamond or several smaller gems. You'll find a variety of diamond gemstone earrings on 1stDibs.
  • 1stDibs ExpertOctober 5, 2021
    What a 1-carat black diamond is worth varies according to the cut, type (natural/treated) and the demand and supply. Both natural and treated black diamonds increase in value as demand increases. It ranges from $100 to $3,000 per carat. On 1stDibs, you can find a variety of unique and designer black diamond jewelry & watches from different periods to choose from.
  • 1stDibs ExpertOctober 19, 2021
    The average cost of a pair of diamond stud earrings with a total carat weight of 1-carat is $2,495. Depending on the clarity, cut and color of the diamond, the price and other details may vary. On 1sDibs, shop for antique and vintage diamond earrings.
  • 1stDibs ExpertFebruary 22, 2021
    The average cost of a pair of 1-carat diamond earrings is around $2,500. However, that price can change depending on the quality of the diamonds and the brand.
  • 1stDibs ExpertSeptember 16, 2024
    How much a 1-carat blue diamond is worth depends on its cut, clarity and color. Human-made synthetic blue diamonds of that size are often worth less than $10,000, while natural examples sourced through mining are generally valued at much higher prices. If a gemstone is set in a piece of jewelry, it may have additional value due to the precious metals, the maker of the piece, its age and other factors. Because so many variables can impact the potential value of a blue diamond, experts generally recommend having a certified appraiser or experienced jeweler assist with the valuation process. On 1stDibs, explore a diverse assortment of blue diamond jewelry.
  • 1stDibs ExpertSeptember 28, 2021
    Like with most diamond products, the price of a 1-carat princess cut diamond can range dramatically. On 1stDibs, find 1-carat princess cut diamond rings, earrings, necklaces and bracelets starting at $999 to $16,500.

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