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5 Carat Diamond Necklace Halfway
By Belfiore Jewelry
Located in Great Neck, NY
Diamond necklace set halfway in 14K white gold. Each stone weighs 0.05 carats, the diamond weight
Category

21st Century and Contemporary Italian Modern More Necklaces

Materials

Diamond, 14k Gold

28 Carat Oval Shape Natural Emerald & 5 Carat Diamond Necklace in 14 Karat Gold
Located in New York, NY
28 Carat Oval Shape Natural Emerald & 5 Carat Diamond Necklace in 14 Karat Gold This spectacular
Category

2010s Drop Necklaces

Materials

Diamond, Emerald, 14k Gold

5 Carat Diamond Necklace 14 Karat Gold Round Riveria Diamond Choker Necklace
By Five Star Jewelry
Located in Austin, TX
diamond necklace is made with natural, high quality, round brilliant diamonds that weigh OVER 5 CARATS
Category

21st Century and Contemporary American Modern Choker Necklaces

Materials

Diamond, 14k Gold, White Gold

Piero Milano 5 Carat Diamond Necklace Set in 18 Karat White Gold
By PIERO MILANO
Located in Tampa, FL
Piero Milano Diamond Necklace Containing Approximately 5 Carats of Fine White Diamonds Set in 18k
Category

21st Century and Contemporary Italian Modern More Necklaces

Materials

Diamond, White Gold, 18k Gold

5 Carat Diamonds Timeless Tennis Neckalce in 18K White Gold
Located in Paramus, NJ
comfort when worn. The Timeless Tennis 5 Carat Diamond Necklace is a symbol of enduring elegance
Category

21st Century and Contemporary Hong Kong Modern Chain Necklaces

Materials

Diamond, 18k Gold, White Gold

Bezel Diamond Necklace 5 Carat
By Belfiore Jewelry
Located in Great Neck, NY
Bezel set diamond necklace 17 inch set with 5 points of diamonds each stone. The diamond necklace
Category

21st Century and Contemporary American Modern More Necklaces

Materials

White Diamond, Diamond, 14k Gold

5 Carat Diamond Tennis Necklace 14K
By Belfiore Jewelry
Located in Great Neck, NY
Diamond tennis necklace 16 inch set in 14K white gold. Each stone weighs 0.025 carats, and the
Category

21st Century and Contemporary American Modern Link Necklaces

Materials

Diamond, 14k Gold

5 Carat Round Natural Diamond Tennis Necklace
Located in Los Angeles, CA
5 Carats of round diamond set on a shared prong setting in 14k white gold to create a timeless
Category

2010s American More Necklaces

Materials

Diamond, 14k Gold, White Gold

5 Carat Round Natural Diamond Tennis Necklace
Located in Los Angeles, CA
5 Carats of round diamond set on a shared prong setting in 14k white gold to create a timeless
Category

2010s American More Necklaces

Materials

Diamond, 14k Gold, White Gold

5 Carat Round Natural Diamond Tennis Necklace
Located in Los Angeles, CA
5 Carats of round diamond set on a shared prong setting in 14k white gold to create a timeless
Category

2010s American More Necklaces

Materials

Diamond, 14k Gold, White Gold

5 Carat Round Natural Diamond Tennis Necklace
Located in Los Angeles, CA
5 Carats of round diamond set on a shared prong setting in 14k white gold to create a timeless
Category

2010s American More Necklaces

Materials

Diamond, 14k Gold, White Gold

GIA 5 Carat Pear Cut Yellow Diamond Necklace
Located in Chicago, IL
classic bezel style. This remarkable 5.01-carat pear shape diamond is graded W-X SI2, ensuring exceptional
Category

2010s American Contemporary Pendant Necklaces

Materials

Diamond, Yellow Diamond, 18k Gold, Yellow Gold

18 Karat Fancy Shaped Diamond Necklace 5 Carat
By Belfiore Jewelry
Located in Great Neck, NY
18K white gold. The necklace is set with diamonds half way and is 17 inches in length, with an
Category

21st Century and Contemporary Thai Modern More Necklaces

Materials

Diamond, 18k Gold

GIA Certified 5 Carat Heart Cut Diamond Platinum Necklace
Located in Chicago, IL
An exquisite 5 carat heart shape diamond pendant F color VVS2 clarity
Category

2010s American Pendant Necklaces

Materials

Diamond, White Diamond, Platinum

de Grisogono 5 Tier 3.65 Carat Diamond Gold Necklace
By de GRISOGONO
Located in New York, NY
Carats in diamonds F VS. Chain is 18” in length, and pendant is 2.5” in length. The necklace weighs 24
Category

21st Century and Contemporary Italian Contemporary Drop Necklaces

Materials

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

5 Carat Round Natural Diamond Tennis Necklace, 20 inches
Located in Los Angeles, CA
5 Carats of round diamond set on a shared prong setting in 14k white gold to create a timeless
Category

2010s American More Necklaces

Materials

Diamond, 14k Gold, White Gold

5 Carat Natural Diamond 14k White Gold Tennis Necklace
Located in Chicago, IL
This breathtaking 5ct natural diamond necklace is a true masterpiece, designed to elevate any
Category

2010s American Contemporary Chain Necklaces

Materials

Diamond, 14k Gold, White Gold

5 Carat Diamond Tennis Necklace 18K White Gold
Located in Montgomery, AL
; SI Clarity Estimated Combined Diamond Weight: 5 Carats Item: 768TMV8-AJ8
Category

21st Century and Contemporary Contemporary Link Necklaces

Materials

Diamond, Gold, 18k Gold, White Gold

GIA Certified 5 Carat Heart Cut Diamond Fancy Yellow Necklace
By Antinori Fine Jewels
Located in Chicago, IL
This exquisite pendant necklace features a breathtaking 5.02-carat heart-shaped modified brilliant
Category

2010s Unknown Contemporary Pendant Necklaces

Materials

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

Diamond Station Necklace 5 Diamonds .40 Carats Two-Tone 14K Gold
By Five Star Jewelry
Located in Austin, TX
gold chain. A larger diamond sits at the center on the chain! This necklace is a perfect design to go
Category

2010s American Contemporary Chain Necklaces

Materials

Diamond, 14k Gold, Yellow Gold, White Gold

Vintage 5 Carat Emerald & Diamond Necklace in 14K Yellow Gold
Located in Miami, FL
emerald center stone, weighing 5 carats total. The emerald is paired with round-cut white diamond
Category

20th Century North American Retro Pendant Necklaces

Materials

Diamond, Emerald, 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

14 Karat White Gold Star Diamond Necklace '2/5 Carat'
Located in San Francisco, CA
This elegant necklace features 7 diamond stars Micro Prong-set linked to each other via delicate
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, White 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

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 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

5 Carat Diamond Platinum Graduated Tennis Choker Necklace 16"
Located in Miami, FL
  Style: Graduated Length: 16 Inches Width: 5-3 MM Stone Details: Gemstone: Natural Diamond Carat: 5.0
Category

21st Century and Contemporary Modern Choker Necklaces

Materials

Diamond, Platinum

10K White Gold 1/5 Carat Diamond Spiral Pendant Necklace
Located in New York, NY
Cascading down in an elegant spiral, this exquisite pendant is lined with glittering diamonds set
Category

21st Century and Contemporary Indian Contemporary Pendant Necklaces

Materials

Diamond, White Diamond, 10k Gold, White Gold

5 Carat Diamond Clover Pendant
By EstatebyJR
Located in New York, NY
Discover our exquisite Four Leaf Clover Pendant, adorned with a dazzling 5-carat diamond
Category

21st Century and Contemporary Modern Pendant Necklaces

Materials

Diamond, White Diamond, 18k Gold, White Gold

.925 Sterling Silver 1/5 Carat Champagne Diamond Solitaire Pendant Necklace
Located in New York, NY
platinum-family metal) for a lifetime of tarnish-free wear, this necklace has a total diamond weight of 1/5
Category

21st Century and Contemporary Indian Modern Pendant Necklaces

Materials

Diamond, White Diamond, Sterling Silver

GIA 5 Carat White Diamond Pendant Necklace in Platinum
Located in Los Angeles, CA
Gorgeous 5.00 ct. H SI1 white diamond heart shape. Handmade in platinum. Length is 18". Comes
Category

21st Century and Contemporary Pendant Necklaces

Materials

White Diamond, Platinum

18 Karat Yellow Gold Pear Shaped Diamond Necklace '2/5 Carat'
Located in San Francisco, CA
This elegant and delicate necklace features round brilliant diamonds micro-prong set in five (5
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, Yellow Gold

18 Karat Rose Gold Pear Shaped Diamond Necklace '2/5 Carat'
Located in San Francisco, CA
This elegant and delicate necklace features round brilliant diamonds micro-prong set in five (5
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, Rose Gold

10K Yellow Gold 1/5 Carat Diamond Modern Solitaire Pendant Necklace
Located in New York, NY
, masterfully wrought from 10K yellow gold, and adorned with a 1/5 carat round brilliant-cut diamond. The
Category

21st Century and Contemporary Indian Modern Pendant Necklaces

Materials

White Diamond, 10k Gold, Yellow Gold

18 Karat Rose Gold Star Station Diamond Necklace '1/5 Carat'
Located in San Francisco, CA
This delicate necklace features three (3) Star-shaped diamond pendants evenly stationed between six
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, Rose Gold

18 Karat White Gold Star Station Diamond Necklace '1/5 Carat'
Located in San Francisco, CA
This delicate necklace features three (3) Star-shaped diamond pendants evenly stationed between six
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, White Gold

18 Karat Yellow Gold Star Station Diamond Necklace '1/5 Carat'
Located in San Francisco, CA
This delicate necklace features three (3) Star-shaped diamond pendants evenly stationed between six
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, Yellow Gold

18 Karat White Gold Bezel Station Diamond Necklace '2/5 Carat'
Located in San Francisco, CA
This delicate necklace features six (6) round brilliant diamonds stations bezel set. Experience the
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, White Gold

18 Karat Rose Gold Bezel Station Diamond Necklace '2/5 Carat'
Located in San Francisco, CA
This delicate necklace features six (6) round brilliant diamonds stations bezel set. Experience the
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, Rose Gold

18 Karat White Gold Bow-Tie Diamond Necklace '1/5 Carat'
Located in San Francisco, CA
This elegant necklace features round brilliant diamonds micro-prong set in a bow-tie shape
Category

21st Century and Contemporary American Pendant Necklaces

Materials

Diamond, White Gold

18 Karat Yellow Gold Bow-Tie Diamond Necklace '1/5 Carat'
Located in San Francisco, CA
This elegant necklace features round brilliant diamonds micro-prong set in a bow-tie shape
Category

21st Century and Contemporary American Pendant Necklaces

Materials

Diamond, Yellow Gold

18 Karat Rose Gold Bow-Tie Diamond Necklace '1/5 Carat'
Located in San Francisco, CA
This elegant necklace features round brilliant diamonds micro-prong set in a bow-tie shape
Category

21st Century and Contemporary American Pendant Necklaces

Materials

Diamond, Rose Gold

IGI Certified 10K White Gold 1/5 Carat Diamond Oval Pendant Necklace
Located in New York, NY
color, and clarity graded as I1-I2. The total diamond weight of this necklace is 1/5 cttw.
Category

21st Century and Contemporary Indian Pendant Necklaces

Materials

Diamond, White Diamond, White Gold, 10k Gold

.925 Sterling Silver 1/5 Carat Treated Green Diamond Solitaire Pendant Necklace
Located in New York, NY
necklace. This unique solitaire diamond necklace features a single treated green diamond which is 4 Prong
Category

21st Century and Contemporary Indian Contemporary Pendant Necklaces

Materials

Diamond, Sterling Silver

10K White Gold 1/5 Carat Diamond Bezel-Set Solitaire Pendant Necklace
Located in New York, NY
as H-I color, and clarity graded as SI2-I1. The total diamond weight of this necklace is 1/5 cttw
Category

21st Century and Contemporary Indian Contemporary Pendant Necklaces

Materials

Diamond, White Diamond, White Gold, 10k Gold

300 Carat 5-Strand Emerald Necklace with 4.8 Carat Diamond & Enamel in 14k Gold
Located in New York, NY
Approximately 300 Carat very fine Emerald Beads 5 Line Necklace With 14 Karat Yellow Gold Clasp
Category

2010s Beaded Necklaces

Materials

Emerald, Diamond, 14k Gold, Yellow Gold, Enamel

335 Carat 5-Strand Emerald Necklace with 6.5 Carat Diamond & Enamel in 14k Gold
Located in New York, NY
Approximately 335 Carat very fine Emerald Beads 5 Line Necklace With 14 Karat Yellow Gold Clasp
Category

2010s Beaded Necklaces

Materials

Diamond, Emerald, 14k Gold, Yellow Gold, Enamel

.925 Sterling Silver 1/5 Carat Treated Green Diamond Solitaire Pendant Necklace
Located in New York, NY
necklace. This unique solitaire diamond necklace features a single treated green diamond which is 4 Prong
Category

21st Century and Contemporary Indian Contemporary Pendant Necklaces

Materials

Diamond, Sterling Silver

14K White Gold 1 5/8 Carat Diamond Heart Ribbon Pendant Necklace
Located in New York, NY
loop. This beautiful necklace includes 18” box chain with Spring Ring clasp. These natural diamonds are
Category

21st Century and Contemporary Indian Contemporary Pendant Necklaces

Materials

Diamond, White Diamond, White Gold, 14k Gold

.925 Sterling Silver 1/5 Carat Treated Green Diamond Bezel Pendant Necklace
Located in New York, NY
. This Solitaire Diamond Necklace features a single I1-I2 clarity treated green color .20 carat diamond
Category

21st Century and Contemporary Indian Contemporary Pendant Necklaces

Materials

Diamond, Sterling Silver

1 Carat Round Cut Diamond 5 Stone Platinum Dancing Pendant Necklace
Located in Miami, FL
1 carat total natural round cut white diamond 5 stone dancing pendant necklace. Set in platinum 900
Category

21st Century and Contemporary Baroque Pendant Necklaces

Materials

Diamond, White Diamond, Platinum

AGS Certified 10K White Gold 1/5 Carat Diamond Adjustable Pendant Necklace
Located in New York, NY
Some things shouldn't be reinvented, which is why we created the solitaire diamond necklace. This
Category

21st Century and Contemporary Indian Contemporary Pendant Necklaces

Materials

Diamond, White Diamond, 10k Gold, White Gold

AGS Certified 10K White Gold 1/5 Carat Diamond Adjustable Pendant Necklace
Located in New York, NY
Some things shouldn't be reinvented, which is why we created the solitaire diamond necklace. This
Category

21st Century and Contemporary Indian Contemporary Pendant Necklaces

Materials

Diamond, White Diamond, 10k Gold, White Gold

10K Two-Tone Gold 1/5 Carat Diamond Radiant Ribbon Pendant Necklace
Located in New York, NY
I1-I2. The total diamond weight of this necklace is 1/5 cttw.
Category

21st Century and Contemporary Indian Pendant Necklaces

Materials

Diamond, White Diamond, Gold, 10k Gold, White Gold, Yellow Gold

HARAKH 5 Carat Colorless Diamond and Argyle Pink Diamond 18KT Gold Necklace
By Harakh
Located in New York, NY
total diamond weight of 5.00 carats, the piece includes 9 pear-cut diamonds, 2 round brilliant-cut
Category

2010s Indian Modern Pendant Necklaces

Materials

Diamond, Pink Diamond, Gold, 18k Gold, White Gold, Rose Gold

Two Tone Sterling Silver 1/5 Carat Diamond "Mom" & Heart Pendant Necklace
Located in New York, NY
set gleaming round cut diamonds for an extra charm. It makes the best demonstration of your love and
Category

21st Century and Contemporary Indian Contemporary Pendant Necklaces

Materials

Diamond, White Diamond, Sterling Silver

18 Karat White Gold 5 Rows Diamond Bar Necklace '1/3 Carat'
Located in San Francisco, CA
This elegant pendant features five ( 5) rows of perfectly matched brilliant round diamonds Micro
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, White Gold

18 Karat Rose Gold 5 Rows Diamond Bar Necklace '1/3 Carat'
Located in San Francisco, CA
This elegant pendant features five ( 5) rows of perfectly matched brilliant round diamonds Micro
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, Rose Gold

18 Karat Yellow Gold 5 Rows Diamond Bar Necklace '1/3 Carat'
Located in San Francisco, CA
This elegant pendant features five ( 5) rows of perfectly matched brilliant round diamonds Micro
Category

21st Century and Contemporary American More Necklaces

Materials

Diamond, Yellow Gold

5 Carat Round Cut Diamond Platinum 2-Row Teardrop Tennis Necklace
Located in Miami, FL
Natural Diamond 5 Carat Round Cut 2-Row Pointy Teardrop Platinum 850 Tennis Necklace of 16 Inches
Category

21st Century and Contemporary Contemporary Choker Necklaces

Materials

Diamond, Platinum

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5 Carat Diamond Necklace For Sale on 1stDibs

On 1stDibs, you can find the most appropriate 5 carat diamond necklace for your needs in our varied inventory. Frequently made of Gold, 18k Gold and White Gold, this item was constructed with great care. Our collection of these items for sale includes 3146 vintage editions and 9193 modern creations to choose from as well. If you’re looking for a 5 carat diamond necklace from a specific time period, our collection is diverse and broad-ranging, and you’ll find at least one that dates back to the 18th Century while another version may have been produced as recently as the 21st Century. 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. A 5 carat diamond necklace from LB Exclusive, TJD and Roman Malakov — each of whom created a beautiful version of this treasured accessory — is worth considering. Today, if you’re looking for a round cut version of this piece and are unable to find the perfect match, our selection also includes oval cut and pear cut alternatives. When shopping for a 5 carat diamond necklace, you’ll find that there are less available pieces for unisex or men today than there are for women.

How Much is a 5 Carat Diamond Necklace?

Prices for a 5 carat diamond necklace can differ depending upon size, time period and other attributes — at 1stDibs, these accessories begin at $1 and can go as high as $3,600,000, while this accessory, on average, fetches $4,352.

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 5 Carat Diamond Necklace
  • 1stDibs ExpertSeptember 28, 2021
    A 5-carat diamond’s worth varies depending on the 4Cs of diamond quality – color, cut, clarity and carat. On average, a 5-carat diamond could cost you between $9,600 to $67,500. It is also likely that the price range per carat will be even broader. On 1stDibs, you can find a variety of 5-carat diamond jewelry.
  • 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.

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This Victorian Necklace Features a Rainbow of Gems

If jewelry could talk, we know this piece would have good stories.

A Centuries-Old Style, Lockets Have Never Lost Their Romantic Appeal

Emblems of heartfelt emotion, elegant vessels for photos and keepsakes and perfect for layering, these special ornaments are an essential component of any thoughtfully curated jewelry collection.

This Van Cleef & Arpels Necklace Is an Heirloom in the Making

With more than 100 carats of diamonds, this vintage stunner converts into different styles, making it as versatile as it is breathtaking.

[Survey] Two-Thirds of Jewelry Gift Recipients Don’t Want to Be Surprised

Givers of fine gems enjoy surprise more than receivers, and women more than men. Find out what else our survey of 3,000 Americans revealed.

Next-Level Pearls That Go Well Beyond the Expected

Organic shapes, surprising textures, shimmering colors and inventive embellishments take the new generation of pearl jewelry from classic to cutting-edge.

7 Vibrant Jewels for a Breezy Late-Summer Wardrobe

Soak up the pleasures of the season with a these bold gems.

Whether Worn Alone or Layered, These Chain Link Necklaces Are Trending

Learn more about the stylish links that have passed the test of time.

Meet the Dapper, Mustachioed Parisian Who’s Tops in Crafting Enticing Jewels

After more than a decade creating the iconic Lanvin gems of the Alber Elbaz years, designer Elie Top dove into the world of fine jewelry, mixing silver and gold to create his own striking, timeless look.