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GIA Certified 3 Carat Cushion Shape Diamond D FLAWLESS Ring
Located in Chicago, IL
This luxurious platinum ring by Cecile Blake features a breathtaking 3 carat cushion-cut diamond
Category

2010s American Contemporary Engagement Rings

Materials

Diamond, Platinum

3 Carat Cushion Greenish Blue Sapphire GIA Unheated
Located in San Francisco, CA
This Cushion shape 3.01-carat Natural Greenish Blue color sapphire GIA certified has been hand
Category

21st Century and Contemporary Loose Gemstones

Materials

Blue Sapphire

1 1/3 Carat Cushion Blue Sapphire GIA
Located in San Francisco, CA
This Cushion shape 1.28-carat Natural Blue color sapphire GIA certified has been hand-selected by
Category

21st Century and Contemporary Sri Lankan Loose Gemstones

Materials

Blue Sapphire

GIA Certified 3 Carat Cushion Cut Fancy Diamond Studs
By Antinori Fine Jewels
Located in Chicago, IL
clarity - Square cushion cuts - Fantastic sparkle and brilliance!
Category

2010s Italian Modern Clip-on Earrings

Materials

Diamond, Yellow Diamond, Platinum

GIA Certified 3 Carat Cushion Cut Diamond Soleste Platinum Ring
By Antinori Fine Jewels
Located in Chicago, IL
Certified 3.00 carat Cushion Modified Brilliant Cut Diamond, gracefully framed by a delicate halo of round
Category

2010s American Contemporary Engagement Rings

Materials

Diamond, White Diamond, Platinum

IGI Certified 3 Carat Cushion Green Emerald 18K White Gold Ring
By Antinori Fine Jewels
Located in Chicago, IL
heart lies a mesmerizing IGI Certified 3-carat natural emerald, boasting a vibrant, translucent green
Category

2010s Italian Contemporary Solitaire Rings

Materials

Emerald, 18k Gold, White Gold

3 Carat Cushion Treated Ruby and 1 Carat Diamond 14 Karat White Gold Ring
Located in New York, NY
8 X 8 Cushion Cut Approximately 3 Carat Treated Ruby 14 Karat White Gold Ring Size 5.75
Category

2010s Solitaire Rings

Materials

Diamond, Ruby, 14k Gold, White Gold

GIA Certified 3 Carat Cushion Cut F Color VVS1 Clarity Diamond Ring in Platinum
By Antinori Fine Jewels
Located in Chicago, IL
This exquisite ring features a 3.01 carat cushion brilliant cut diamond as its dazzling centerpiece
Category

2010s Unknown Contemporary Engagement Rings

Materials

Diamond, White Diamond, Platinum

18 Karat Yellow Gold Diamond 3 Carat Cushion Cut Smoky Teal Spinel Ring
Located in New York City, NY
A stunning 3.03ct Smoky Teal Spinel is the center piece if this wonderfully glamorous ring. The natural spinel is set in high polish 18k yellow gold band and accentuated with both s...
Category

21st Century and Contemporary American Contemporary Engagement Rings

Materials

18k Gold

GRS Certified 3 Carat VIVID RED Untreated Ruby Diamond Ring
Located in Chicago, IL
Showcasing a 3 carat cushion cut vivid red ruby and trapezoid diamonds of exceptional F color and
Category

2010s American Contemporary Engagement Rings

Materials

Ruby, Diamond, White Gold, 18k Gold

GIA Report Certified Cushion Cut F VS 3 Carat Diamond Solitaire Ring Platinum
Located in Jaipur, RJ
GIA Report Certified Cushion Cut F VS 3 Carat Diamond Solitaire Ring 18k White Available in 18k
Category

2010s Indian Art Deco Engagement Rings

Materials

Diamond, 18k Gold, White Gold

Cushion Cut Diamond Platinum Ring Art Deco circa 1920s 3.02-carat GIA G SI1
Located in Beverly Hills, CA
Amazing diamond & platinum engagement ring. Features a gorgeous over 3-carat cushion cut diamond
Category

Vintage 1920s Unknown Engagement Rings

Materials

White Diamond, Platinum

Le Vian 1.33 Carat Sapphire White Diamond Platinum Rose Gold Ring
By Le Vian
Located in Great Neck, NY
/3 carat cushion cut Sapphire centered in between two White Diamonds all surrounded in more White
Category

2010s Fashion Rings

Materials

White Diamond, Blue Sapphire, 18k Gold, Rose Gold, Platinum

GIA Report Certified Cushion Cut F VS, 3 Carat Diamond Halo Engagement Ring
Located in Jaipur, RJ
GIA Report Certified Cushion Cut F VS, 3 Carat Diamond Halo Engagement Ring Available in 18k White
Category

2010s Indian Art Deco Engagement Rings

Materials

Diamond, 18k Gold, White Gold

GIA Report Certified Cushion Cut F VS 3 Carat Diamond Solitaire Ring 18k White
Located in Jaipur, RJ
GIA Report Certified Cushion Cut F VS 3 Carat Diamond Solitaire Ring 18k White Available in 18k
Category

2010s Indian Art Deco Engagement Rings

Materials

Diamond, 18k Gold, White Gold

GIA Certified 3 Carat No Heat Red Spinel & Diamond Cocktail Platinum Ring
Located in Miami, FL
A vintage and sophisticated ring featuring a rare 3 carat cushion-cut unheated red spinel, accented
Category

1990s Contemporary Cocktail Rings

Materials

Diamond, Spinel, Platinum

3 Carat Fancy Yellow Cushion Diamond Engagement Ring
By Rare Colors
Located in New York, NY
This elegant 3-carat Fancy Yellow three-stone engagement ring is a timeless symbol of love and
Category

2010s Three-Stone Rings

Materials

Diamond, Yellow Diamond, 18k Gold, Platinum

3 Carat Fancy Yellow Cushion Cut Halo Diamond Ring
By Rare Colors
Located in New York, NY
captivate the heart and the eye. The 3.01-carat cushion-cut fancy yellow diamond is beautifully framed by a
Category

2010s Engagement Rings

Materials

Diamond, Platinum

2 3/4 Carat Cushion Bluish Violet Sapphire GIA
Located in San Francisco, CA
This Cushion shape 2.74-carat Natural Bluish Violet color sapphire GIA certified has been hand
Category

21st Century and Contemporary Sri Lankan Loose Gemstones

Materials

Sapphire

GIA Certified 3 Carat Fancy Yellow Cushion Ring
By Antinori Fine Jewels
Located in Chicago, IL
Amazing natural GIA certified fancy yellow cushion cut diamond ring with two side trapezoid natural
Category

2010s Italian Modern Engagement Rings

Materials

Yellow Diamond, White Diamond, Diamond, 18k Gold

GIA Certified 3 Carat Fancy Intense Yellow Cushion Ring
By Antinori Fine Jewels
Located in Chicago, IL
Amazing natural GIA certified fancy intense yellow cushion cut diamond ring with two side trapezoid
Category

2010s Italian Modern Engagement Rings

Materials

Yellow Diamond, White Diamond, Diamond, 18k Gold

17.65 Carats Rubellite 3 Pieces Cushion Cut Layout For Jewelry Natural Gemstone
Located in Jaipur, RJ
17.65 Carats Rubellite 3 Pieces Cushion Cut Layout For Jewelry Natural Gemstone Gemstone
Category

21st Century and Contemporary Unknown Art Deco Loose Gemstones

Materials

Tourmaline

18 Karat Cushion Shaped Diamond Earrings 3 Carat
By Belfiore Jewelry
Located in Great Neck, NY
a cushion style look. The total diamond weight is 2.82 carats. The color of the stones are F, the
Category

21st Century and Contemporary Hong Kong Modern Stud Earrings

Materials

Diamond, 18k Gold

3 Carat Fancy Yellow Cushion Cut Diamond Three Stone Engagement Ring
By Rare Colors
Located in New York, NY
This 3-carat Fancy Yellow cushion-cut diamond engagement ring is a stunning embodiment of elegance
Category

2010s Engagement Rings

Materials

Diamond, Yellow Diamond, 18k Gold, Platinum

GIA Certified 3/4 Carat Cushion Cut Platinum Pendant
By Lili Jewelry
Located in New York, NY
3/4 ct Diamond set in 4 prong low basket. 18" platinum chain with a safety lock. Diamond quality
Category

21st Century and Contemporary American Contemporary Pendant Necklaces

Materials

Diamond, Platinum

Natural Cushion Cut Red Garnet Stud Earrings 3 Carats Total
Located in Aliso Viejo, CA
Garnets = 3 Carats Metal: 18K White Gold Plated Sterling Silver Dimensions: 7 x 7 mm
Category

21st Century and Contemporary Contemporary Stud Earrings

Materials

Garnet, Silver, Sterling Silver

Natural Cushion Cut Red Garnet Stud Earrings 3 Carats Total
Located in Aliso Viejo, CA
Garnets = 3 Carats Metal: 18K White Gold Plated Sterling Silver Dimensions: 7 x 7 mm
Category

21st Century and Contemporary Contemporary Stud Earrings

Materials

Garnet, Silver, Sterling Silver

Natural Cushion Cut Red Garnet Stud Earrings 3 Carats Total
Located in Aliso Viejo, CA
Garnets = 3 Carats Metal: 18K White Gold Plated Sterling Silver Dimensions: 7 x 7 mm
Category

21st Century and Contemporary Contemporary Stud Earrings

Materials

Garnet, Silver, Sterling Silver

Natural Cushion Cut Red Garnet Stud Earrings 3 Carats Total
Located in Aliso Viejo, CA
Garnets = 3 Carats Metal: 18K White Gold Plated Sterling Silver Dimensions: 7 x 7 mm
Category

21st Century and Contemporary Contemporary Stud Earrings

Materials

Garnet, Silver, Sterling Silver

Natural Cushion Cut Red Garnet Stud Earrings 3 Carats Total
Located in Aliso Viejo, CA
Garnets = 3 Carats Metal: 18K White Gold Plated Sterling Silver Dimensions: 7 x 7 mm
Category

21st Century and Contemporary Contemporary Stud Earrings

Materials

Garnet, Silver, Sterling Silver

Natural Cushion Cut Red Garnet Stud Earrings 3 Carats Total
Located in Aliso Viejo, CA
Garnets = 3 Carats Metal: 18K White Gold Plated Sterling Silver Dimensions: 7 x 7 mm
Category

21st Century and Contemporary Contemporary Stud Earrings

Materials

Garnet, Silver, Sterling Silver

Natural Cushion Cut Red Garnet Stud Earrings 3 Carats Total
Located in Aliso Viejo, CA
Garnets = 3 Carats Metal: 18K White Gold Plated Sterling Silver Dimensions: 7 x 7 mm
Category

21st Century and Contemporary Contemporary Stud Earrings

Materials

Garnet, Silver, Sterling Silver

Natural Cushion Cut Red Garnet Stud Earrings 3 Carats Total
Located in Aliso Viejo, CA
Garnets = 3 Carats Metal: 18K White Gold Plated Sterling Silver Dimensions: 7 x 7 mm
Category

21st Century and Contemporary Contemporary Stud Earrings

Materials

Garnet, Silver, Sterling Silver

Natural Cushion Cut Red Garnet Stud Earrings 3 Carats Total
Located in Aliso Viejo, CA
Garnets = 3 Carats Metal: 18K White Gold Plated Sterling Silver Dimensions: 7 x 7 mm
Category

21st Century and Contemporary Contemporary Stud Earrings

Materials

Garnet, Silver, Sterling Silver

Natural Cushion Cut Red Garnet Stud Earrings 3 Carats Total
Located in Aliso Viejo, CA
Garnets = 3 Carats Metal: 18K White Gold Plated Sterling Silver Dimensions: 7 x 7 mm
Category

21st Century and Contemporary Contemporary Stud Earrings

Materials

Garnet, Silver, Sterling Silver

Natural Cushion Cut Red Garnet Stud Earrings 3 Carats Total
Located in Aliso Viejo, CA
Garnets = 3 Carats Metal: 18K White Gold Plated Sterling Silver Dimensions: 7 x 7 mm
Category

21st Century and Contemporary Contemporary Stud Earrings

Materials

Garnet, Silver, Sterling Silver

Natural Cushion Cut Red Garnet Stud Earrings 3 Carats Total
Located in Aliso Viejo, CA
Garnets = 3 Carats Metal: 18K White Gold Plated Sterling Silver Dimensions: 7 x 7 mm
Category

21st Century and Contemporary Contemporary Stud Earrings

Materials

Garnet, Silver, Sterling Silver

Natural Cushion Cut Red Garnet Stud Earrings 3 Carats Total
Located in Aliso Viejo, CA
Garnets = 3 Carats Metal: 18K White Gold Plated Sterling Silver Dimensions: 7 x 7 mm
Category

21st Century and Contemporary Contemporary Stud Earrings

Materials

Garnet, Silver, Sterling Silver

Natural Cushion Cut Red Garnet Stud Earrings 3 Carats Total
Located in Aliso Viejo, CA
Garnets = 3 Carats Metal: 18K White Gold Plated Sterling Silver Dimensions: 7 x 7 mm
Category

21st Century and Contemporary Contemporary Stud Earrings

Materials

Garnet, Silver, Sterling Silver

Natural Cushion Cut Red Garnet Stud Earrings 3 Carats Total
Located in Aliso Viejo, CA
Garnets = 3 Carats Metal: 18K White Gold Plated Sterling Silver Dimensions: 7 x 7 mm
Category

21st Century and Contemporary Contemporary Stud Earrings

Materials

Garnet, Silver, Sterling Silver

Natural Cushion Cut Red Garnet Stud Earrings 3 Carats Total
Located in Aliso Viejo, CA
Garnets = 3 Carats Metal: 18K White Gold Plated Sterling Silver Dimensions: 7 x 7 mm
Category

21st Century and Contemporary Contemporary Stud Earrings

Materials

Garnet, Silver, Sterling Silver

Rough Diamond Halo Engagement Ring, 3 Carat Diamonds Cushion Shaped, Halo
By Five Star Jewelry
Located in Austin, TX
Total Weight: .70 Carats Diamond Shape: cushion Measurements: Band Width: 3.6 millimeter Ring Size: 4
Category

2010s American Modern Engagement Rings

Materials

Diamond, 14k Gold, Yellow Gold

GIA Report Certified 3 Carat Fancy Light Yellow Cushion Diamond Engagement Ring
Located in Jaipur, RJ
GIA Report Certified 3 Carat Fancy Light Yellow Cushion Diamond Engagement Ring Available in 18k
Category

2010s Indian Art Deco Engagement Rings

Materials

Diamond, 18k Gold

GIA Certified 3 Carat Fancy Yellow Cushion Cut Diamond Ring VS2 Clarity
By Antinori Fine Jewels
Located in Chicago, IL
Certified natural 3-carat fancy yellow cushion-cut diamond ring. Exuding brilliance and sophistication, this
Category

2010s Italian Modern Engagement Rings

Materials

Yellow Diamond, White Diamond, Diamond, Platinum

Eye Catching Natural Loose Mintgreen Tourmaline Cushion Shape Ring Gem 3 Carats
Located in Peshawar, PK
Loose Tourmaline Weight: 3.0 Carats Dimension: 9.5x7x5 Mm Origin: Kunar Afghanistan Shape
Category

Antique Late 19th Century Afghan Arts and Crafts Loose Gemstones

Materials

Tourmaline

GIA Certified Cushion Brilliant Cut Fancy Intense Yellow 3 Carat Diamond
By Meghna Jewels
Located in Hoffman Estate, IL
An exceptional 3 carat VVS2 Clarity cushion fancy intense yellow certified by GIA. We can custom
Category

21st Century and Contemporary Unknown Contemporary Loose Gemstones

Materials

Diamond, Yellow Diamond

GIA Certified 3 Carat Old Mine Cushion Diamond Platinum Studs
By Antinori Fine Jewels
Located in Chicago, IL
an exquisite pair of GIA certified 3 carat old mine cut cushion diamond platinum studs full of
Category

2010s Italian Modern Clip-on Earrings

Materials

Diamond, White Diamond, Platinum

Fancy Yellow Cushion Diamond 3-Row 1.88 Carat Orianne Designer Platinum Ring
Located in San Diego, CA
Fancy Cushion Diamond Ring Style: 3-Row Diamond Ring Metal: 950 Platinum, 9.91 grams Size
Category

2010s Cocktail Rings

Materials

Diamond, Platinum

3, 20 Carat Old Cut Cushion Diamonds Engagement Ring, 19th Century
Located in SAINT-OUEN-SUR-SEINE, FR
Flower-shaped ring set with old-cut diamonds with a cushion-cut diamond of approx. 1.20 ct in the
Category

Antique 19th Century French Romantic Engagement Rings

Materials

Diamond, 18k Gold

GIA Fancy Yellow 4.04 Carat Cushion-Cut Diamond 3-Stone Engagement Ring
Located in Beverly Hills, CA
This exquisite GIA-certified 3-stone diamond engagement ring features a stunning 4.04-carat Fancy
Category

21st Century and Contemporary Unknown Contemporary Engagement Rings

Materials

Diamond, White Diamond, Yellow Diamond, Gold, 18k Gold, Yellow Gold, Pla...

14 Karat Gold Petite Organic Design Cushion Diamond Ring Center, 3/4 Carat
Located in San Francisco, CA
This petite handcrafted earthy, organically designed ring is features 3/4 a Carat Elongated
Category

21st Century and Contemporary American Engagement Rings

Materials

Diamond, Yellow Gold

14 Karat Yellow Gold Cushion Yellow Diamonds Eternity Ring '3 1/2 Carat'
Located in San Francisco, CA
This Eternity Ring showcase perfectly matched 20 Cushion shape Natural Yellow Diamonds in a total
Category

21st Century and Contemporary American Band Rings

Materials

Diamond, Yellow Gold

18 Karat Yellow Gold Cushion Yellow Diamonds Eternity Ring '3 1/2 Carat'
Located in San Francisco, CA
This Eternity Ring showcase perfectly matched 20 Cushion shape Natural Yellow Diamonds in a total
Category

21st Century and Contemporary American Band Rings

Materials

Diamond, Yellow Gold

3.52 Carat Antique Cushion Unheated Burma Ruby and Diamond 3-Stone Platinum Ring
Located in Boston, MA
This red cushion cut cut ruby is custom set in an antique one-of-kind diamond and platinum ring
Category

Antique Mid-19th Century Unknown Three-Stone Rings

Materials

Diamond, Ruby, Platinum

3 Carat Fancy Yellow VVS1 Cushion Cut Diamond Three Stone Ring
By Rare Colors
Located in New York, NY
As much as all yellow diamonds want to look like the sun- this one really does. Absolutely dripping with color, no patches of emptiness in the stone; completely vibrant and beautiful...
Category

2010s Three-Stone Rings

Materials

Yellow Diamond, Yellow Gold, Platinum

14 Karat Gold Cushion Teal Sapphire Vintage Diamond Ring Center, 3/4 Carat
Located in San Francisco, CA
blue cushion shape sapphire, accented with round brilliant diamonds. Experience the difference in
Category

21st Century and Contemporary American More Rings

Materials

Diamond, Sapphire, Yellow Gold

3 Carat GIA Certificate G Color Cushion Diamond Platinum Bespoke Engagement Ring
By Hasbani Diamonds
Located in London, GB
A bespoke 3.00 carat cushion cut diamond engagement ring with the perfect combination of elegance
Category

2010s British Modern Engagement Rings

Materials

Diamond, Platinum

3 Carat GIA Certificate E Color Cushion Diamond Platinum Bespoke Engagement Ring
By Hasbani Diamonds
Located in London, GB
A bespoke ring with one of the best colors and clarity center diamond, 3.00 carat cushion cut
Category

2010s British Modern Engagement Rings

Materials

Diamond, Platinum

14 Karat Gold Cushion Lavender Vintage Rustic Diamond Ring Center-2/3 Carat
Located in San Francisco, CA
. Experience the difference in person! Product details: Center Gemstone Type: SAPPHIRE Center Gemstone Carat
Category

21st Century and Contemporary American More Rings

Materials

Diamond, Sapphire, Yellow Gold

14 Karat Gold Cushion Purple Sapphire Vintage Diamond Ring Center, 2/3 Carat
Located in San Francisco, CA
cushion shape sapphire, accented with a cluster of round brilliant diamonds. Experience the difference in
Category

21st Century and Contemporary American More Rings

Materials

Purple Sapphire, Sapphire, Diamond, Yellow Gold

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3 Carat Cushion For Sale on 1stDibs

You are likely to find exactly the 3 carat cushion you’re looking for on 1stDibs, as there is a broad range for sale. Every item for sale was constructed with extraordinary care, often using Gold, 18k Gold and Platinum. In our selection of items, you can find a vintage example as well as a contemporary version. If you’re looking for a 3 carat cushion 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. For this particular piece, .5 Carat and 1 Carat are consistently popular carat weights. A 3 carat cushion from Roshe Jewels, Roman Malakov and Antinori Fine Jewels — each of whom created a beautiful version of this treasured accessory — is worth considering. While most can agree that any 3 carat cushion from our collection can easily elevate most outfits, but the choice of a Diamond version from the 4519 available is guaranteed to add a special touch to your ensemble. See these pages for a cushion cut iteration of this accessory, while there are also antique cushion cut cut and round cut cut versions available here, too. There aren’t many items for men if you’re seeking a 3 carat cushion, as most of the options available are for women and unisex.

How Much is a 3 Carat Cushion?

Prices for a 3 carat cushion can differ depending upon size, time period and other attributes — at 1stDibs, these accessories begin at $250 and can go as high as $3,600,000, while this accessory, on average, fetches $10,994.
Questions About 3 Carat Cushion
  • 1stDibs ExpertFebruary 27, 2024
    In terms of dimensions, how large a 3-carat diamond is varies. The shape of the diamond will determine its length and width. Weighing 600 milligrams, diamonds that are 3 carats are generally considered to be large stones. On 1stDibs, shop a large collection of diamond jewelry from some of the world's top dealers.
  • 1stDibs ExpertSeptember 28, 2021
    A 3-carat diamond’s worth varies depending on the 4Cs of diamond quality – color, cut, clarity and carat. On average, a 3-carat diamond could cost you between $7,200 to $51,000. It is also likely that the price range per carat will be even broader. On 1stDibs, you can find a variety of 3-carat diamond jewelry today.
  • 1stDibs ExpertFebruary 13, 2023
    Whether a 3-carat diamond is considered big is largely a matter of personal opinion. The average diamond is 1 to 2 carats in size. On 1stDibs, shop a selection of diamond jewelry.