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One Carat Cushion Cut Diamond Jewelry

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1 Pcs Natural Diamond, 0.61 Ct, Cushion, E, VVS1
Located in רמת גן, IL
Natural and Brilliant Cushion cut diamond with a 0.61 carat E VVS1 grading By Igi Lab the Diamond
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Magnificent 1.20 ct Ideal Cut Cushion Diamond - GIA Certified
Located in רמת גן, IL
Magnificent 1.20 ct Ideal Cut Cushion Diamond - GIA Certified Discover the pinnacle of diamond
Category

2010s Israeli Loose Gemstones

Materials

Diamond

GIA Certified Diamond Studs 2.00 Carat VS, Canary Yellow, Cushion Cut, Halo 1 Ct
Located in Darmstadt, DE
GIA Certified Diamond Studs 2.00 Carat VS, Canary Yellow, Cushion Cut, Halo 1 Ct Perfect Yellow
Category

2010s German Modern Stud Earrings

Materials

Diamond

18K Yellow Gold Cushion Cut Lemon Quartz & 1/4 Ct Diamond Accented Cocktail Ring
Located in New York, NY
Turn heads with this lemon quartz and diamond cocktail ring. The solitaire cushion-checkered cut
Category

21st Century and Contemporary Thai Contemporary Fashion Rings

Materials

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

18K Yellow Gold Cushion Cut Lemon Quartz & 1/4 Ct Diamond Accented Cocktail Ring
Located in New York, NY
Turn heads with this lemon quartz and diamond cocktail ring. The solitaire cushion-checkered cut
Category

21st Century and Contemporary Thai Contemporary Fashion Rings

Materials

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

Art Deco 1.30 Ct. Cushion-Cut Diamond Ring in Platinum
Located in Houston, TX
Art Deco platinum ring consisting of a central bezel-set antique cushion-cut diamond flanked by
Category

Vintage 1920s Unknown Art Deco Bridal Rings

Materials

Diamond, Platinum

Luminous Perfection: 1.01 ct Ideal Cut Cushion Diamond - GIA Certified
Located in רמת גן, IL
Luminous Perfection: 1.01 ct Ideal Cut Cushion Diamond - GIA Certified Embrace the essence of
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Dazzling Elegance: 1.49 ct Ideal Cut Cushion Diamond - GIA Certified
Located in רמת גן, IL
Dazzling Elegance: 1.49 ct Ideal Cut Cushion Diamond - GIA Certified This magnificent 1.49 ct
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 Pc Natural Diamond, 0.42 Ct, Cushion, E, VS1, GIA Certificate
Located in רמת גן, IL
Natural and Ideal cut Cushion diamond in a 0.42 carat E VS1 grading . This diamond comes with GIA
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 Pc Natural Diamond, 1.70 Ct, Cushion, J, VS2, GIA Certificate
Located in רמת גן, IL
Natural diamond in a 1.70 carat J VS2 Ideal cut Cushion with GIA Certificate and laser inscription
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 pc Natural Diamond - 0.71 ct - Cushion - J - VS1- GIA Certificate
Located in רמת גן, IL
Natural cushion modified brilliant diamond in a 0.71 carat J VS1 with excellent cut and extremely
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 Pc Natural Diamonds, 0.80 Ct, Cushion, H, SI2, GIA Certificate
Located in רמת גן, IL
Natural diamond in a 0.80 carat H SI2 Ideal cut Cushion with GIA Certificate and laser inscription
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Platinum 1.13 Ct Fancy Yellow Cushion Cut Center Diamond Ring
Located in Palm Desert, CA
Set in Platinum, weighing 6.46 grams, is one 1.13 carat Cushion Cut Fancy Yellow Diamond, Clarity
Category

2010s More Rings

Materials

Diamond, Platinum

Sparkling 1 pc Natural Diamond 0.75 ct Cushion J SI1 GIA Certificate
Located in רמת גן, IL
1 Sparkling natural cushion modified cut diamond in a 0.75 carat J SI1 with excellent cut. This
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 pcs Natural Diamond - 0.50 ct - Cushion - D 'colorless' - VVS1, GIA Cert
Located in רמת גן, IL
Natural cushion diamond in a 0.50 carat D VVS1 graded by GIA Laboratory with beautiful cut and
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 Pc Natural Diamond, 1.01 Ct, Cushion, H, IF 'Flawless', IGI Certificate
Located in רמת גן, IL
Ideal and natural cushion diamond in a 1.01 carat H IF graded by IGI Laboratory with Excellent cut
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 Pc Natural Diamond, 1.00 Ct, Cushion, D 'Colorless' - If 'Flawless', IGI
Located in רמת גן, IL
Natural square cushion modified brilliant diamond in a 1.00 carat D IF with excellent cut and
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Beauvince Cushion Cut 3 Stone Engagement Ring (3.02 ct HVS1 GIA Diamond)
By Beauvince Jewelry
Located in New York, NY
This beautiful Cushion Cut Diamond Engagement Ring features a stunning 3 carat Solitaire with
Category

2010s Contemporary Engagement Rings

Materials

Diamond, 18k Gold

Sparkling 1 pc Ideal Cut Natural Diamond w/1.24 ct - GIA Certified
Located in רמת גן, IL
Sparkling 1 pc Ideal Cut Natural Diamond w/1.24 ct - GIA Certified This sparkling 1.24 carat
Category

2010s Israeli Loose Gemstones

Materials

Diamond

18Kt White Gold Kate Ring 3.71 ct Siam Ruby Cushion Cut 1.12 ct White Diamonds
Located in Bergamo, BG
Ring made of 18kt white gold with cushion-cut natural ruby from Siam for ct.3.71 and natural white
Category

21st Century and Contemporary Italian Cocktail Rings

Materials

White Diamond, Ruby, 18k Gold, White Gold

4 1/4 Carat Cushion Cut Diamond Eternity Ring H/VS
Located in Los Angeles, CA
This 4.25 Ct. Tw. cushion cut diamond eternity ring consists of exquisite cushion cut diamonds in
Category

2010s Wedding Rings

Materials

Diamond, Gold, 14k Gold, Rose Gold, White Gold, Yellow Gold

1 Carat Cushion Cut on Double Shank Solitaire Ring
Located in New York, NY
1.05 ct Cushion cut with E color and SI-1 clarity (GIA certificate upon request), is mounted on a
Category

2010s American Contemporary Engagement Rings

Materials

Diamond, 18k Gold

Luxurious 1.2 ct. Cushion Shape Diamond Ring
Located in רמת גן, IL
Yellow Gold Main stone: 1 stone Main stone carat weight: 1.20ct Shape: Cushion shape natural diamond
Category

2010s Israeli Cocktail Rings

Materials

Diamond, 18k Gold, Yellow Gold

GIA Certified 1/2 Carat Cushion Cut Platinum Pendant
By Lili Jewelry
Located in New York, NY
1/2 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

18K White Gold Cushion Brilliant Cut 9.08 CT Emerald and 5.36 CTW Diamond Ring
Located in Stuart, FL
brilliant cut diamonds Weight (each)- 0.01-.30 ct Weight (total)- 5.36 ctw Quantity- 92 Clarity- VVS-2-SI-1
Category

21st Century and Contemporary Fashion Rings

Materials

Diamond, Emerald, 18k Gold, White Gold

1/2 Ctw Cushion Cut Diamond Studs 14K Gold Modern Georgian Cut Down Setting SI G
Located in New York, NY
request your gold color preference through inbox message. Diamonds: Natural Diamonds Cushion each 0.25 ct
Category

2010s American Victorian Stud Earrings

Materials

Diamond, 14k Gold

18k Solid White Gold Cushion Cut 1.2 Ct Tanzanite Diamond Ring for Women
By VR Jewels
Located in Houston, TX
consciousness and stimulate intuition. Designed with cushion cut tanzanite set in center with diamonds making a
Category

21st Century and Contemporary American Modern Engagement Rings

Materials

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

Beautiful 1 pc Natural Diamond with 1.81 ct - GIA Certificate
Located in רמת גן, IL
1 pcs Diamond - 1.81 ct - Cushion - F - VS2 GIA 1 Natural cushion diamond in a 1.81 carat F VS2
Category

2010s Israeli Loose Gemstones

Materials

Diamond

GIA Certified 1.74 Carat Cushion Cut Diamond Engagement Ring
By Natkina
Located in Montreux, CH
Polish. Shape and Cutting Style: Cushion Modified Brilliant Measurements 6.98 x 6.59 x 4.55 mm Diamond 1
Category

2010s Swiss Contemporary Engagement Rings

Materials

Diamond, 18k Gold, Rose Gold

Radiant Cushion 5.12ct Ideal Cut Natural Diamond - GIA Certified
Located in רמת גן, IL
Cushion 5.12 ct Ideal Cut Natural Diamond - GIA Certified Discover the epitome of timeless
Category

2010s Israeli Loose Gemstones

Materials

Diamond

GIA Certified Shreve & Co 2 Ct Cushion Diamond Engagement Ring
By Shreve & Co.
Located in Santa Barbara, CA
era. Weighing a stately 2.05 carats, the expertly cut brilliant cushion diamond arrives with a GIA
Category

Early 2000s Art Deco Engagement Rings

Materials

Diamond, Platinum

Estate 2.10 Ct. Antique Cushion Diamond Sapphire Halo Engagement Ring
Located in Napoli, IT
Metal: platinum, tested Hallmarks: none/worn Gems: 1 old mine cushion cut diamond of approx 2.10 Ct
Category

Mid-20th Century European Contemporary Engagement Rings

Materials

Diamond, Sapphire, Platinum

GIA ct 1 of diamond and ct 2, 50 of Ceylon sapphire on ring
Located in Massafra, IT
Magnificent design in 18k with Ceylon sapphire blu ct 2,05 and diamonds cushion cut ct 1 J/VS1 GIA
Category

21st Century and Contemporary Contemporary Cocktail Rings

Materials

Diamond, Sapphire

Dazzling 1 Carat Cushion Diamond Ring in 18K White Gold
Located in רמת גן, IL
: cushion color: D clarity: VVS1 cut grade: EX 2 diamonds side stones of total: 0.38 ct. cut: trapeze cut
Category

2010s Israeli Engagement Rings

Materials

Diamond, White Gold

Luxurious 2.00 ct Ideal Cut Natural Diamond - GIA Certified
Located in רמת גן, IL
craftsmanship, our 2.00 ct cushion-cut diamond embodies the essence of luxury and brilliance. With its GIA
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Dazzling 1pc Natural Diamond w/ 1.00 ct Cushion F VVS2 GIA Certificate
Located in רמת גן, IL
One sparkling cushion modified brilliant cut natural diamond in a 1-carat F VVS2 with excellent
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Ladies 14K White Gold Cushion Cut Diamond Engagement Ring
Located in Houston, TX
Karat White Gold with: One (1) cushion brilliant cut natural diamond: Measurements: 7.38mm x 6.58mm x
Category

21st Century and Contemporary Unknown Engagement Rings

Materials

Diamond, White Gold

1 Carat Cushion Cut 'GIA Certified' on a Platinum Twist Shank Solitaire Mounting
Located in New York, NY
1.00 ct Cushion with F color and SI-1 clarity (GIA upon request) is mounted on a solitaire that is
Category

2010s American Contemporary Cocktail Rings

Materials

Diamond, Platinum

Art Deco Style .60 Ct Cushion Diamond Solitaire Plus Platinum Ring
Located in Napoli, IT
set with a beautiful, bright white and sparkly old mine Cushion cut Diamond, weighing .60 Ct rated G
Category

Mid-20th Century European Art Deco Engagement Rings

Materials

Diamond, Platinum

Cushion Shaped White Moon Guilloche Stone Pendant 18k Rose Gold 1 Diam. 0.04 ct
By Victor Mayer
Located in Pforzheim, DE
Victor Mayer square shaped pendant 18k rose gold, Era collection, 1 diamond 0.04 ct G VS brilliant
Category

21st Century and Contemporary German Contemporary Pendant Necklaces

Materials

Diamond, Moonstone, Rose Gold, 18k Gold

Sparkling 1 pc Natural Diamond with 0.90 ct D IF, IGI Certificate
Located in רמת גן, IL
1 pcs Diamond - 0.90 ct - Cushion - D (colourless) - IF (flawless) IGI Natural cushion-modified
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Rare White Natural Morganite Gemstone, 6.10 Ct Cushion Cut for Ring/Pendant Afg
Located in Peshawar, PK
GEMSTONE TYPE: Morganite PIECE(S): 1 WEIGHT: 6.10 Carats SHAPE: Cushion SIZE (MM): 11.91 x 10.32 x
Category

21st Century and Contemporary Afghan Contemporary Loose Gemstones

Materials

Morganite

Green Diamond Cushion Cut 1.81 Carat GIA Certified double halo pink diamonds
Located in New York, NY
Breath taking triple halo green diamond ring, row 1 & 2 intense pink round, row 3 white diamond
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, 18k Gold

Art Deco 1.04 Ct Cushion Diamond G VS1 Solitaire 18 KT Ring
Located in Napoli, IT
) Gems: 1 cushion old European cut diamond of approx 1.10 Ct (6.07 mm. x 5.76 mm.) – G/VS UK size: L 1/2
Category

Vintage 1930s European Art Deco Solitaire Rings

Materials

Diamond, 18k Gold

Rare and Pristine 3.51ct Ideal Cut Square Cushion Brilliant Diamond - IGI
Located in רמת גן, IL
Rare and Pristine 3.51 ct Ideal Cut Square Cushion Brilliant Diamond - IGI Certified Discover the
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Elegant 1.56ct Cushion Cut Diamond Ring in 18K White Gold
Located in רמת גן, IL
1.56 carat cut: Cushion color: Natural Fancy Yellow clarity: VS1 - VS2 cut grade: VG 2 diamond side
Category

2010s Israeli Engagement Rings

Materials

Diamond, 18k Gold, White Gold

Beautiful 18kt. White Gold Halo Cushion Ring 1.70 Ct Natural Diamonds, IGI Cert
Located in רמת גן, IL
White gold Main Stone: 1 diamond main stone of 1.50 ct. cut: cushion color: I clarity: SI2 cut grade
Category

2010s Israeli Cluster Rings

Materials

Diamond, White Gold

18k Gold Natural Cushion Cut Diamond Decorated Solitaire Engagement Ring
Located in Fatih/İstanbul, 34
In very good condition. Total weight is 2.3 grams. Totally is diamond 1 ct. The diamond is has I
Category

2010s Turkish Modern Solitaire Rings

Materials

Diamond, 18k Gold

Radiant 18k Yellow Gold Cushion Diamond Double Halo Ring w/1.82 ct - IGI
Located in רמת גן, IL
: 1 pc Diamond Main stone carat weight: 1.50 ct Shape: Square Cushion Color grade: E-F Clarity grade
Category

2010s Israeli Cluster Rings

Materials

Diamond, 18k Gold, Yellow Gold

GIA Certified Platinum Cushion Cut Diamond Studs 1.00 Carat Total
By Lili Jewelry
Located in New York, NY
1 CT diamonds set in low basket 4 prong push back style. GIA certificates for each diamond color
Category

21st Century and Contemporary American Contemporary Stud Earrings

Materials

Diamond, Platinum

Cushion Cut Emerald with Diamond Pendant in 14K Yellow Gold
By VR Jewels
Located in Houston, TX
Emerald Diamond pendant in 14K Gold. It has a cushion cut emerald studded with diamonds that
Category

21st Century and Contemporary American Art Deco Pendant Necklaces

Materials

Diamond, Emerald, 14k Gold, Yellow Gold

Victorian 1/2 Ct Old Mine Cut Diamond Antique 14K Yellow Gold Belcher Ring
Located in Addison, TX
meticulously cut old mine cut antique diamond, evoking the essence of timeless romance. An ideal choice for an
Category

20th Century Victorian Engagement Rings

Materials

White Diamond, Gold, 14k Gold, Yellow Gold

GIA 17.63 Ct Yellow SI2 Cushion Diamond Pave 18K Engagement Ring with Halo
By Sebastian Bernard
Located in Los Angeles, CA
A Beautiful Square Cushion cut Y-Z SI2 GIA certified center Diamond set in a gorgeous hand crafted
Category

21st Century and Contemporary American Contemporary Engagement Rings

Materials

Yellow Diamond, Diamond, 18k Gold

Certified 6.68 Ct. Cushion Tanzanite Diamond Engagement Ring in 18K White Gold
Located in Bangkok, TH
round cut diamonds. Additional diamonds line the triple split shank and under the gallery completing the
Category

21st Century and Contemporary Unknown Art Deco Engagement Rings

Materials

Diamond, Tanzanite, 18k Gold, White Gold

18kt Solid White Gold 6.43 ct Cushion Blue Sapphire Diamond Cocktail Ring
By VR Jewels
Located in Houston, TX
pcs - 1 Gemstone shape - Cushion Gemstone size - 13 x 10 mm Diamond weight - 1.48 ct Gross Weight
Category

21st Century and Contemporary American Modern Bridal Rings

Materials

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

18k Solid White Gold Cushion Cut Tanzanite and Diamond Ring
By VR Jewels
Located in Houston, TX
Gemstone Weight - 1.3 ct Gemstone pcs - 1 Gemstone shape - Cushion Gemstone size - 6.5 x 6.5 mm Diamond
Category

21st Century and Contemporary American Modern Engagement Rings

Materials

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

Enchanting 18k White Gold Cushion Emerald and Diamond Halo Ring w/2.10 ct - IGI
Located in רמת גן, IL
Enchanting 18k White Gold Cushion Emerald and Diamond Halo Ring w/2.10 ct - IGI Certified Immerse
Category

2010s Israeli Cluster Rings

Materials

Diamond, Emerald, 18k Gold, White Gold

Romantic 1 Carat Cushion Diamond Ring with Dazzling Side Stones in 18K Pink Gol
Located in רמת גן, IL
1 carat cushion modified natural diamond set in luxurious 18K pink gold with .10 ct side diamonds
Category

2010s Israeli Cocktail Rings

Materials

Diamond, Rose Gold

Shining Ideal Cut 1pc Natural Diamond w/1.70 ct - IGI Certified
Located in רמת גן, IL
Shining Ideal Cut Natural Diamond w/1.70 ct Elevate your elegance with our Shining Ideal Cut
Category

2010s Israeli Loose Gemstones

Materials

Diamond

18kt Yellow Gold Asymmetrical Cushion Garnet Ring with White Rose Cut Diamonds
By Alberian & Aulde
Located in Weehawken, NJ
lasting interest. 18kt yellow gold Garnet cushion; 1.9 ct Rose cut diamond; .78 ct Width: 7/16" (11 mm
Category

21st Century and Contemporary American Cluster Rings

Materials

Diamond, Garnet, Yellow Gold

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One Carat Cushion Cut Diamond Jewelry For Sale on 1stDibs

Find the exact piece of one carat cushion cut diamond jewelry you’re shopping for in the variety available on 1stDibs. Each design created in this style — which was crafted with great care and often made from Gold, 18k Gold and Platinum — can elevate any look. You can easily find a 35 antique edition and 70 modern creations to choose from as well. If you’re looking for an item from our selection of one carat cushion cut diamond jewelry from a specific time period, our collection is diverse and broad-ranging, and you’ll find at least one that dates back to the 19th 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 1.5 Carat and 2 Carat carat weights, specifically, are sought with frequency. There have been many well-made iterations of the classic choice in our collection of one carat cushion cut diamond jewelry over the years, but those made by David Jerome, Fabergé and Hancocks are often thought to be among the most beautiful. Today, if you’re looking for a cushion cut version of this piece and are unable to find the perfect match, our selection also includes antique cushion cut and round cut alternatives. If you’re browsing our inventory for an object in our assortment of one carat cushion cut diamond jewelry, you’ll find that many are available today for women, but there are still pieces to choose from for unisex and men.

How Much is a One Carat Cushion Cut Diamond Jewelry?

The price for a piece of one carat cushion cut diamond jewelry starts at $795 and tops out at $1,150,000 with these rings, on average, selling for $13,164.
Questions About One Carat Cushion Cut Diamond Jewelry
Prices for most one carat cushion cut diamond jewelry on 1stdibs are negotiable. You’ll see a "Make an Offer" button on the item details page, indicating that the seller is willing to consider a lower price. It’s not uncommon for customers to get 15–25% off the list price after negotiating. See our tips for negotiating like a pro.
Only experienced, professional sellers who have applied and been thoroughly vetted by our team of experts can sell one carat cushion cut diamond jewelry and other quality items on our site. Learn more about becoming a 1stdibs seller.
The 1stdibs Buyer Protection Guarantee provides coverage for qualified purchases in the unlikely event that the item arrives not as described or is damaged. We’ll work with you and the seller to find a resolution, ensuring your satisfaction. View details
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