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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 Estate 18k Diamond Five Stone Ring
By Jeff Cooper
Located in Narberth, PA
A fabulous diamond ring by jeweler, Jeff Cooper! Crafted in 18k white gold, the front surface of
Category

21st Century and Contemporary Modern Three-Stone Rings

Materials

Diamond, Gold, 18k Gold, White Gold

Jeff Cooper Carat Princess Cut Diamond Geneva Engagement Ring and Matching Band
By Jeff Cooper
Located in Bethesda, MD
From the Grace collection by Jeff Cooper. The Geneva solitaire engagement ring featuring a 1.00
Category

Early 2000s American Engagement Rings

Materials

Diamond, 18k Gold, 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

Designer J Cooper Gold Frog Brooch Pin Fine Estate Jewelry
By Jeff Cooper
Located in Montreal, QC
Simply Awesome! Finely detailed J COOPER Designer Gold Whimsical Frog Brooch with Ruby Eyes. Hand
Category

21st Century and Contemporary Modern Brooches

Materials

Gold, 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

Recent Sales

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

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

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

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

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

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

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

Platinum 18k Gold Two Tone Designer Basket Weave Ring Very Special Large Sz 13
Located in Richmond, CA
Men's designer style wedding band ring. Crafted platinum with 18K gold accents. Features a basket weave pattern with two tone design. Designer signature. Marked PLAT and 18K and with...
Category

1990s Band Rings

Materials

18k Gold, Platinum

Cartier Tank Francaise 18K White Gold Plain Men's Wedding Band Ring
By Cartier
Located in New York, NY
An authentic men's wedding band ring by Cartier from the iconic Tank Française collection. Crafted in 18K white gold with a fine polished finish, 7 mm in width. Size 10.5 US.
Category

21st Century and Contemporary American Modern Wedding Rings

Materials

18k Gold, White Gold

Mens Natural Diamond Ring 14K White Gold Band Wedding
By Estate Jewelry
Located in East Brunswick, NJ
Mens Natural Diamond Ring 14K White Gold Band Wedding This gorgeous ring for a gentleman is finely crafted in solid 14K White gold and set with three white and fiery diamonds. The d...
Category

20th Century Band Rings

Materials

Diamond, 14k Gold, White Gold

Rare Vintage Cartier Vivid Pink Purple Rhodolite Garnet 18k White Gold Tank Ring
By Cartier
Located in Birmingham, GB
Rare Vintage Cartier Pink Purple Rhodolite Garnet 18 Karat White Gold Tank Ring. Stunning white gold ring with a 5mm tension set bright pink fancy-cut rhodolite garnet. Fine jewelle...
Category

21st Century and Contemporary French Band Rings

Materials

Garnet, Rhodolite, Gold, 18k Gold, White Gold

1.70ct 14K Colombian Emerald Oval Cut Cabochon Men's Solitaire Ring
Located in Jupiter, FL
A true classic, this men's 14K gold genuine 1.70 carat Colombian emerald cabochon oval solitaire ring says it all. This stunning piece is made with the finest, genuine materials from...
Category

2010s American Modern Solitaire Rings

Materials

Emerald, Gold, 14k Gold, White Gold

The Leo Mens Diamond Band Ring 14k White Gold
By The Leo Diamond
Located in Honolulu, HI
Item Specifications: Metal: 14k White Gold ​ ​GSI Report #: 27363200121 Diamond Count: 6 brilliant cut Diamond Carat Weight: ~3/8 carats Diamond Color: I Diamond Clarity: SI2 ...
Category

Late 20th Century Unknown Modern Band Rings

Materials

Diamond, Gold, White Gold, 14k Gold

1.90ct PLAT Colombian Asscher Emerald Solitaire Ring for Men or Unisex
Located in Jupiter, FL
This striking emerald solitaire ring, designed with a bold masculine aesthetic yet perfectly unisex, features a remarkable Asscher-cut Colombian emerald. Showcasing a vivid medium gr...
Category

2010s Colombian Art Deco Solitaire Rings

Materials

Emerald, Platinum

Men's AGL Certified Ruby Ring
Located in New York, NY
Men's Solitaire Ruby Ring, set in 18K matte White Gold With AGL Certificate Ruby approximately 2 carats Ring Size: 7.5 Resizable free of charge
Category

2010s American Solitaire Rings

Materials

Ruby, 18k Gold

GIA Certified 1.62 Carat Blue Sapphire White Gold Men's Ring
Located in Stamford, CT
Vintage 1940's 20k white gold hand engraved men's natural sapphire ring. GIA certified simple heat only round blue sapphire in a 20k white gold setting with 2 step cut baguette sapph...
Category

Early 20th Century Engagement Rings

Materials

Sapphire, Blue Sapphire, Gold, White Gold

3.28 Carat Cushion Cut Indicolite Tourmaline Ring in Platinum, Unisex - Merkaba
By Merkaba
Located in Beverly Hills, CA
Bold, rare, and impeccably refined, this unisex platinum ring by Merkaba Jewelry Beverly Hills features a mesmerizing 3.28 carat cushion cut indicolite tourmaline. Indicolite is priz...
Category

21st Century and Contemporary American Contemporary Band Rings

Materials

Tourmaline, Indicolite, Diamond, Platinum

GIA Certified 1.47ct Diamond Men's Ring
Located in New York, NY
This is a fabulous platinum men's ring. The ring is centered with a sparkling GIA certified old European cut diamond that weighs 1.47ct. The color of the diamond is K with VS2 clarit...
Category

20th Century Engagement Rings

Materials

Diamond, Platinum

Roman Malakov 2.50 Carats Total Baguette Cut Diamond Men's Wedding Band
By Roman Malakov
Located in New York, NY
A unique men's wedding band, showcasing 10 baguette cut diamonds weighing 2.50 carats total, set on a channel setting in a half-way design. Finely made with an 18K white gold mountin...
Category

21st Century and Contemporary American Contemporary Wedding Rings

Materials

Diamond, 18k Gold, White Gold

Sybarite Men's Transformer Ring
By Sybarite Jewellery
Located in London, GB
The transformer ring has two positions and can be used as a wedding ring. The first position features a triangular diamond nestled between the row of white and black diamonds. The se...
Category

2010s Italian Wedding Rings

Materials

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

Men's 1.13 Carat Black Diamond & 18 karat Palladium Eternity Band Ring Size 10.5
By H & H Jewels
Located in Miami, FL
Men's 1.13 Carat Black Diamond & 18 karat Palladium Eternity Band Ring Size 10.5 This handmade by H&H Jewel's men's 18 karat white palladium eternity band ring has a satin finish th...
Category

2010s Band Rings

Materials

Black Diamond, 18k Gold, Palladium

Men's Baguette & Round Diamond Band
Located in Webster, NY
Stunning men's diamond wedding band with matte and high polish finish featuring Round and Baguette cut diamonds. Diamond Cut: Round Brilliant & Baguette cut Total Diamond Carat We...
Category

21st Century and Contemporary Wedding Rings

Materials

Diamond, 14k Gold, White 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.