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Jeff Cooper

Jeff Cooper .55 Carat Diamond Platinum Eternity Band Ring
By Jeff Cooper
Located in Stamford, CT
Jeff Cooper 29 round brilliant cut diamonds, G VS approx. .55cts Size 6 and not sizable Platinum
Category

21st Century and Contemporary Wedding Rings

Materials

Diamond, Platinum

Jeff Cooper Designer Princess Cut Diamond Platinum Eternity Band Ring
By Jeff Cooper
Located in Montreal, QC
Jeff Cooper Designer Unisex Princess Cut Diamond Geometric Platinum Eternity Band Ring. Hand set
Category

21st Century and Contemporary American Modern Band Rings

Materials

Diamond, Platinum

Jeff Cooper Platinum Princess Cut 3-Stone Diamond Engagement Ring Size 6
By Jeff Cooper
Located in Sherman Oaks, CA
Jeff Cooper Platinum Princess Cut 3 Stone Diamond Engagement Ring Princess Cut Center Diamond
Category

21st Century and Contemporary American Engagement Rings

Materials

Diamond, Platinum

Jeff Cooper Designs Ethan Collection Men's Diamond Wedding Band in Platinum
By Jeff Cooper
Located in Scottsdale, AZ
: 8.85 mm Ring Thickness: 2.5 mm Stamped: PLAT, JEFF COOPER Estate Condition: Very good; Professionally
Category

21st Century and Contemporary Unknown Contemporary Wedding Rings

Materials

Diamond, White Diamond, Platinum

Jeff Cooper .12ctw Diamond Band Ring, 18k Yellow Gold, Ring Size 4
By Jeff Cooper
Located in McLeansville, NC
Stones: diamonds, 28 stones round brilliant .90 mm approximately .12 total carats F-G color, VS clarity Ring Size 4 Width: 2.3 mm Weight: 1.2 dwts. / 1.9 grams A Couple Of Things...
Category

21st Century and Contemporary Band Rings

Materials

Diamond, 18k Gold, Yellow Gold

Signed Designer Cooper Gold Frog Brooch Pin Fine Estate Jewelry
By Jeff Cooper
Located in Montreal, QC
in 18 Karat Yellow Gold. Signed and marked: "COOPER 18K". This brooch epitomizes vintage charm and
Category

21st Century and Contemporary American Modern Brooches

Materials

Ruby, Gold, 18k Gold, Yellow Gold

Designer J Cooper Gold Frog Brooch Pin Fine Estate Jewelry
By Jeff Cooper
Located in Montreal, QC
and marked: "COOPER 18K". This brooch epitomizes vintage charm and would make a lovely compliment to
Category

21st Century and Contemporary Modern Brooches

Materials

Gold, 18k Gold, Yellow Gold

18 Karat Yellow Gold Band Ring with Round Rubies and Baguettes
By Jeff Cooper
Located in Chicago, IL
18K yellow gold band ring, with 4 round rubys weighing .52cts total and 3 baguette diamonds weighing .32 cts. Finger size 6. May be sized. Retail $2650
Category

Vintage 1980s American Contemporary Band Rings

Materials

Diamond, Ruby, 18k Gold, Yellow Gold

Recent Sales

18 Karat Diamond and Emerald Fish Brooch
By Jeff Cooper
Located in Pikesville, MD
Made with superior quality by fine jewelry designer, Jeff Cooper. This substantial polished 18
Category

1990s American Brooches

Materials

White Diamond, Emerald, 18k Gold, Yellow Gold

18 Karat Diamond Bar Bracelet
By Jeff Cooper
Located in Pikesville, MD
diamonds in the center. Expertly crafted by Jeff Cooper designs. Bracelet features 39 high quality diamonds
Category

Vintage 1980s American Modern Modern Bracelets

Materials

White Diamond, 18k Gold, Yellow Gold

Jeff Cooper Diamond Engagement Ring
By Jeff Cooper
Located in Webster, NY
“Eden Engagement Ring” from designer Jeff Cooper’s “Ever Collection”. The Platinum ring features a
Category

2010s Engagement Rings

Materials

Diamond, Platinum

Platinum Jeff Cooper Diamond Engagement Ring
By Jeff Cooper
Located in Webster, NY
“Eden Engagement Ring” from designer Jeff Cooper’s “Ever Collection”. The Platinum ring features a
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, Platinum

Jeff Cooper GIA Certified Three-Stone Diamond Engagement Ring
By Jeff Cooper
Located in Webster, NY
This stunning Jeff Cooper Diamond Ring features a 1.50CT GIA Certified Round Brilliant Cut Diamond
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, 18k Gold, Platinum

Jeff Cooper .12ctw Diamond Band Ring, 18k Yellow Gold, Ring Size 4
By Jeff Cooper
Located in McLeansville, NC
Stones: diamonds, 28 stones round brilliant .90 mm approximately .12 total carats F-G color, VS clarity Ring Size 4 Width: 2.3 mm Weight: 1.2 dwts. / 1.9 grams A Couple Of Things...
Category

21st Century and Contemporary Band Rings

Materials

Diamond, 18k Gold, Yellow Gold

Princess Cut Diamond Engagement Ring
By Jeff Cooper
Located in Chicago, IL
Platinum Engagement Ring by Jeff Cooper, the sides feature Tapered Baguette and Square cut Diamonds
Category

21st Century and Contemporary American Engagement Rings

Materials

Diamond, Platinum

0.10ctw Diamond Flower Band Ring, 14k White Gold, Ring Size 6
By Jeff Cooper
Located in McLeansville, NC
Add a touch of charm to your jewelry collection with this 0.10ctw diamond flower band ring, crafted in 14k white gold. This size 6 ring features a delicate floral design adorned with...
Category

21st Century and Contemporary Band Rings

Materials

Diamond, 14k Gold, White Gold

Jeff Cooper GIA Certified 3.33 Carat Sapphire Diamond Platinum Engagement Ring
By Jeff Cooper
Located in Stamford, CT
Jeff Cooper sapphire and diamond three-stone engagement ring. Set with two bright sparkly brilliant
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, Sapphire, Blue Sapphire, Gold, 18k Gold, Yellow Gold

Jeff Cooper Two-Row Round Baguette Diamond Wedding Band, Platinum, 0.75 Carat
By Jeff Cooper
Located in Bellmore, NY
This Round and Baguette-cut Diamond Wedding Band by designer Jeff Cooper will enhance any
Category

Early 2000s American Modern Band Rings

Materials

Diamond, Platinum

GIA Certified 1.41 Carat Emerald Cut Diamond Platinum Engagement Ring
By Jeff Cooper
Located in Pikesville, MD
Clean and polished, this platinum channel set Jeff Cooper Designs baguette mounting features an
Category

1990s American Contemporary Engagement Rings

Materials

Diamond, White Diamond, Platinum

18 Karat Fancy Link Diamond Bar Bracelet
By Jeff Cooper
Located in Pikesville, MD
Signed Jeff Cooper 18 karat yellow gold fancy link bracelet with channel set diamond bar center
Category

Vintage 1980s American Contemporary Link Bracelets

Materials

White Diamond, 18k Gold, Yellow Gold

People Also Browsed

Sonia B. 14 Karat Yellow Gold Buckle Style Wide Band Ring with Diamond Accents
By Sonia B
Located in Scottsdale, AZ
Ring size: 4.75 Chic and elegant, this beautiful Sonia B. ring will wrap your finger in modern beauty. The graduated textured yellow gold band circles the finger and is accented by ...
Category

21st Century and Contemporary American Contemporary Band Rings

Materials

Diamond, Gold, 14k Gold, Yellow Gold

Chimento Two-Tone Polished 18 Karat Yellow and White Gold Choker Necklace
By Chimento
Located in Scottsdale, AZ
We absolutely love this chic choker necklace by Italian jeweler, Chimento. Since 1964, the Chimento brand has been a leader in Italian goldsmith mastery. Their creations are exquisit...
Category

21st Century and Contemporary Italian Contemporary Choker Necklaces

Materials

Gold, 18k Gold, White Gold, Yellow Gold

Chimento 2.00 Carat Total Diamond Link Collar Necklace in 18 Karat White Gold
By Chimento
Located in Scottsdale, AZ
You will absolutely love this strikingly beautiful minimalist necklace by Chimento. It is stunningly simple in design, with curved lines and glittering pave diamonds, making the piec...
Category

21st Century and Contemporary Italian Contemporary Link Necklaces

Materials

Diamond, Gold, 18k Gold, White Gold

Statement 5.6 Carat Aquamarine Men's Ring with Diamonds in 18K White Gold
By VR Jewels
Located in New York, NY
Statement 5.6 Carat Aquamarine Men's Ring with Diamonds in 18K Gold featuring natural aquamarine of 5.6 carats and diamonds of 0.6 carat. The gorgeous handcrafted ring goes with ever...
Category

21st Century and Contemporary American Art Deco Cocktail Rings

Materials

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

Chunky Contemporary Men's Blue and Orange Diamond ID Bracelet in 18 Karat Gold
Located in Scottsdale, AZ
This eye-catching men's 18 karat yellow gold and colored diamond ID link bracelet makes a bold and luxurious statement. The contemporary design of this impressive piece looks handsom...
Category

20th Century German Contemporary Link Bracelets

Materials

Diamond, Gold, 18k Gold, Yellow Gold

Mens Diamond 0.60ctw Flush Set Wedding Band in Platinum
Located in Boston, MA
Aston Estate Jewelry Presents: A beautiful contemporary mens diamond wedding band in platinum. Flush set with twelve round brilliant cut diamonds. Of 0.60ctw the diamonds are of VS ...
Category

20th Century Band Rings

Materials

Diamond, Platinum

Jean Schlumberger for Tiffany & Co. Diamond X Four Row Rope Band Ring Two-Tone
By Jean Schlumberger for Tiffany & Co.
Located in Scottsdale, AZ
Ring size: 4.25 This incredible band ring was designed exclusively for Tiffany & Co. by famed jewelry artist, Jean Schlumberger. The stunning ring features a wide four-row rope styl...
Category

21st Century and Contemporary Unknown Contemporary Band Rings

Materials

Diamond, 18k Gold, Yellow Gold, Platinum

Platinum and Diamond Men's' Dome Ring
Located in New York, NY
This Men's Dome ring features 0.70 carat GIA certified emerald cut D VVS2 diamond set in Platinum. Size 9. Resizable upon request.
Category

21st Century and Contemporary American Dome Rings

Materials

Diamond, Platinum

2.30 Carat Total Men's Vintage Early Modern Brilliant Cut Diamond Signet Ring
Located in Scottsdale, AZ
Ring size: 9.75 This brilliant 1960's platinum signet men's ring is a masterpiece of elegance and refinement, designed to make a bold statement. At its heart, an exquisite 2.15 cara...
Category

Vintage 1960s Unknown Contemporary Signet Rings

Materials

Diamond, White Diamond, Platinum

Platinum and Diamond Men's Ring
By H & H Jewels
Located in Miami, FL
This Platinum and Diamond Men's Ring is simply stunning! Featuring 9 dazzling baguette diamonds, plus a round Brilliant Cut diamond. Handmade by H&H Jewels Platinum and Diamond Men's...
Category

2010s American Modern Cocktail Rings

Materials

Diamond, Platinum

Mens Heavy Platinum 9.01ct Gubelin Oval Cabochon Bezel No Heat Sapphire Ring
Located in Montclair, NJ
This gorgeous and very well made ring is newly crafted in solid platinum and features a magnificent, Gubelin certified, natural sapphire stone perfectly bezel set at its center. The ...
Category

2010s American Solitaire Rings

Materials

Sapphire, Platinum

3.50 Carats Total Mens Old European Cut Diamond Band Ring in 14 Karat White Gold
Located in Scottsdale, AZ
Ring size: 8.5 Bold and brilliant mens diamond band ring. This incredible piece features a sleek, contemporary style with an asymmetrical design. Six incredible, icy white Old Europ...
Category

20th Century Unknown Contemporary Band Rings

Materials

Diamond, Gold, White Gold, 14k Gold

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Jeff Cooper For Sale on 1stDibs

You are likely to find exactly the jeff cooper you’re looking for on 1stDibs, as there is a broad range for sale. Frequently made of 18k Gold, Gold and Platinum, this item was constructed with great care. Find an antique version now, or shop for 10 vintage or 6 modern creation for a more contemporary example of these cherished accessories. Making the right choice when shopping for a jeff cooper may mean carefully reviewing examples of this item dating from different eras — you can find an early iteration of this piece from the 20th 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 1.5 Carat and 2 Carat carat weights, specifically, are sought with frequency. See these pages for a round cut iteration of this accessory, while there are also princess cut cut and cushion cut cut versions available here, too. Finding a jeff cooper for sale for women should be easy, but there are 4 pieces available to browse for unisex as well as men, too.

How Much is a Jeff Cooper?

On average, a jeff cooper at 1stDibs sells for $4,800, while they’re typically $1,585 on the low end and $15,900 for the highest priced versions of this item.

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.