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43 Carat Cushion-Cut Tanzanite Pendant Necklace with 18 Carat Diamonds, Estate
Located in New York, NY
carats of shimmering white diamonds, this brilliant cushion-cut gem exhibits the rich violetish-blue
Category

20th Century Drop Necklaces

Materials

Diamond, Tanzanite, 14k Gold

Natural Giant 25 carat Purple Kunzite Ring
Located in Fukuoka City, Fukuoka
◆Detail description◆ ◆Solid 18kt Gold (shown in picture) ◆Stone Weight: 25 CT ◆Diamond Carat
Category

2010s Dome Rings

Materials

Diamond, Kunzite, 18k Gold

6.94 Carat Natural Cushion AAA+ Tanzanite and Diamond Ring Set in Platinum
Located in Tokyo, JP
A beautiful ring featuring a 6.94 Carat Natural Tanzanite and 1.44 Carats Diamond Accents set in
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Tanzanite, Platinum

GIA Certified Natural Pink Cushion Diamond .74 Carat TW Gold Cocktail Ring
Located in New York, NY
Weight: .25 Clarity Grade: SI2 Side Diamond Measurements: 1.3 - 1.4 mm Natural Very Light Pink Cushion
Category

21st Century and Contemporary American Contemporary Cocktail Rings

Materials

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

Black Onyx and Diamond Halo Men's Band 14K Yellow Gold .25 Carat Diamond Ring
By Five Star Jewelry
Located in Austin, TX
great gift to yourself! Metal Quality: 14K Yellow Gold Diamonds: Round Brilliant Diamond Weight: .25
Category

21st Century and Contemporary Unknown Modern Signet Rings

Materials

Diamond, Onyx, 14k Gold, Yellow Gold

GIA Certified 25 Carat TW Radiant Cut Fancy Yellow Diamond Charm Necklace
By Gad & Co.
Located in Miami, FL
___________________________________ Yellow Diamond Table: (FY=Fancy Yellow) Cut Color Carat Clarity Certificate No. - Cushion, FY, 0.32
Category

2010s Hong Kong Modern Pendant Necklaces

Materials

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

Christopher Designs Diamond Engagement Ring Wedding Band White Gold 14k Cushion
By Christopher Designs
Located in Greensboro, NC
: Christopher Designs Cushion Color: G Clarity: VS1 Natural Diamonds Carat(s): .50ctw Cut: Round Brilliant
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, 14k Gold, White Gold

1.25 Ct. Fancy Yellow Canary Cushion Cut Diamond Ring SI1 GIA Certified
Located in Los Angeles, CA
This beautiful canary diamond engagement ring flaunts a 1.00 Ct. Fancy Yellow Cushion cut diamond
Category

2010s American Engagement Rings

Materials

Diamond, 18k Gold

25 Carat Total Mixed Gem Stone Earrings in 14k Yellow Gold
Located in Chicago, IL
A pair of earrings that each center a round onyx, each measuring approximately 21mm and a round cabochon citrine, each measuring approximately 13mm. Fastened by posts and push backs....
Category

2010s Stud Earrings

Materials

Diamond, Emerald, Rubelite, Yellow Gold

White Gold Onyx & Diamond Men's Ring - 10k Cabochon Cushion
Located in Greensboro, NC
Gold Stone Information Natural Onyx Cut: Cabochon Cushion Color: Black Natural Diamonds Carat(s
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Onyx, 10k Gold, White Gold

25.70tcw 18K Colombian Emerald-Cushion Cut & Diamond Dangle Earrings
Located in Jupiter, FL
Large cushion cut Colombian emerald and diamond accent dangling earrings in fine 18K yellow gold
Category

2010s American Modern Dangle Earrings

Materials

Diamond, Emerald, Gold, 18k Gold, Yellow Gold

Rose Gold Amethyst & Diamond Ring - 14k Rect Cushion 7.44ctw Rose de France
Located in Greensboro, NC
White Gold Stone Information Natural Amethyst Carat(s): 7.32ct Cut: Rectangular Cushion Checkerboard
Category

21st Century and Contemporary Cocktail Rings

Materials

Amethyst, Diamond, 14k Gold, Rose Gold, White Gold

Faye Kim 18 Karat Gold Cushion Cut Blue Moonstone Ring with Diamond Halo
By Faye Kim
Located in Westport, CT
understated elegance and a truly stylish, everyday look. Moonstone = 2.87 Carats, Diamonds = .25 Carats twt
Category

2010s American Contemporary Dome Rings

Materials

Moonstone, Diamond, 18k Gold, Gold

White Gold Blue Topaz & Diamond Three-Stone Halo Ring - 10k Rect Cushion 2.45ctw
Located in Greensboro, NC
Information Natural Blue Topaz Treatment: Routinely Enhanced Carat(s): 2.27ctw Cut: Rectangular Cushion
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Topaz, Blue Topaz, 10k Gold, White Gold

Estate 18 Karat White Gold Fancy Yellow Cushion Diamond Dangle Halo Earrings
Located in Scottsdale, AZ
Estate 18K white gold fancy yellow cushion diamond dangle halo earrings. Showcasing six fancy
Category

21st Century and Contemporary Dangle Earrings

Materials

Diamond, Yellow Diamond, 18k Gold, White Gold

New Amethyst & Diamond Halo Ring, 10k White Gold Checkerboard Cushion 1.57ctw
Located in Greensboro, NC
: Cushion Brilliant with Checkerboard Crown Carat: 1.50ct Natural Diamonds - Clarity: SI2 - I1 Color: G
Category

Late 20th Century Unknown Cocktail Rings

Materials

Amethyst, Diamond, White Gold

Emilio Jewelry Certified 3.98 Carat Ceylon Sapphire Diamond Ring
By Emilio!
Located in New York, NY
This beautiful Diamond Sapphire ring was crafted in luxurious Platinum. This ring is adorned with a
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, White Diamond, Blue Sapphire, Platinum

3.05 Carat Sapphire Diamond Engagement Ring
Located in New York, NY
This stunning platinum engagement ring is centered with a lovely cushion cut Ceylon sapphire that
Category

20th Century Engagement Rings

Materials

Diamond, Sapphire, 18k Gold, Platinum

GIA Certified 1.53 Carat Orange Sapphire Diamond Platinum Dangle Earrings
Located in Stamford, CT
Art Deco Sapphire and diamond dangle earrings. GIA Certified natural no heat orange sapphire
Category

Early 20th Century Dangle Earrings

Materials

Diamond, Sapphire, Platinum

1.00 Carat Diamond Platinum Engagement Ring
Located in Atlanta, GA
Diamond Details: Weight: 1.00 Carat Cut: Antique Carre Cut Color: E/F Clarity: VS1 Side Diamond Details
Category

Vintage 1920s Unknown Art Deco Engagement Rings

Materials

White Diamond, Platinum

Cushion Peach Topaz and Diamond Halo Style Pendant Set in 18 Karat Yellow Gold
Located in Scottsdale, AZ
Carat Weight: 7.23 carats Topaz Color: Yellowish Orange Diamond Count: 25 Diamond Cut: Round Brilliant
Category

21st Century and Contemporary Unknown Contemporary Pendant Necklaces

Materials

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

GIA Certified 1.67 Carat Diamond Platinum Engagement Ring
Located in Atlanta, GA
Measurement: 7.53 x 7.04 x 4.72 Side Diamond Details: Weight: .25 carat, total weight Cut: Antique Single Cut
Category

Vintage 1910s Unknown Edwardian Engagement Rings

Materials

White Diamond, Platinum

GIA Certified 1.39 Carat Diamond Platinum Engagement Ring
Located in Atlanta, GA
Diamond Details: Weight: .25 carat, total weight Cut: Antique Single Cut Color: G Clarity: VS Finger to
Category

Vintage 1920s Unknown Art Deco Engagement Rings

Materials

White Diamond, Platinum

Emilio Jewelry GIA Certified 3.00 Carat Pure Light Pink Diamond
By Emilio!
Located in New York, NY
CUSHION Setting: 8 fancy-cut white diamonds totaling approximately 3.26 carats, white diamonds totaling
Category

21st Century and Contemporary Three-Stone Rings

Materials

Pink Diamond

GIA Certified 1.68 Carat Diamond Platinum Engagement Ring
Located in Atlanta, GA
Side Diamond Details: Weight: .25 carat, total weight Cut: Antique Single Cut Color: G Clarity: VS
Category

Antique Early 1900s Unknown Edwardian Engagement Rings

Materials

White Diamond, Platinum

GIA Certified 1.01 Carat Diamond Platinum Engagement Ring
Located in Atlanta, GA
Clarity: VVS2 Side Diamond Details: Weight: .25 carat tota weight Cut: Old European Brilliant Color: E-F
Category

Vintage 1920s Unknown Art Deco Engagement Rings

Materials

White Diamond, Platinum

GIA Certified 1.17 Carat Diamond Platinum Engagement Ring
Located in Atlanta, GA
Details: GIA REPORT #6204430375 Weight: 1.17 carat Cut: Antique Cushion Color: K Clarity: SI1 Side
Category

Vintage 1930s Unknown Art Deco Engagement Rings

Materials

White Diamond, Sapphire, Blue Sapphire, Platinum

Peter Suchy 1.00 Carat Diamond Platinum Pendant Necklace
By Peter Suchy
Located in Stamford, CT
Odd shaped oval and cushion old mine cut diamond set into a classic dangle pendant in handmade
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, Platinum

Rutilated Quartz and Diamond 18 Carat Yellow Gold Statement Pendant
Located in London, GB
This one of a kind 18 carat yellow gold pendant features a spectacular 25 x 19.5mm cushion shaped
Category

1990s Unknown Pendant Necklaces

Materials

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

Faye Kim 18k Gold Antique Cushion Golden Beryl and Diamond Ring Three-Stone Ring
By Faye Kim
Located in Westport, CT
: 5.30 Carats Diamonds: .25 Carats Twt LxW: 14.7 x 12.8 MM
Category

2010s American Contemporary Cocktail Rings

Materials

Beryl, Diamond, Gold, 18k Gold

8.24 Carat Emerald and Diamond Ring in 14k White Gold
Located in Chicago, IL
double-frame this center gem, creating a cluster halo totaling .25 carats. A slim, diamond split-shank
Category

2010s American Contemporary Cocktail Rings

Materials

Diamond, Emerald, 14k Gold, White Gold

Moonlight Collection Cushion Cluster Pendant: 0.22 Ct Diamond in 18K Yellow Gold
Located in New York, NY
Diamond Total Carat Weight: The Moonlight Collection Cushion Pendant is a delicate and elegant
Category

21st Century and Contemporary Hong Kong Modern Pendant Necklaces

Materials

Diamond, 18k Gold, Yellow Gold

Moonlight Collection Cushion Cluster Pendant: 0.22 Ctw Diamond in 18K White Gold
Located in New York, NY
Diamond Total Carat Weight: The Moonlight Collection Cushion Pendant is a delicate and elegant
Category

21st Century and Contemporary Hong Kong Modern Pendant Necklaces

Materials

Diamond, 18k Gold, White Gold

3.13 Carat Natural Tanzanite and Diamond Cocktail Ring Set in Platinum
Located in Tokyo, JP
A beautiful ring featuring a 3.13 Carat Natural Tanzanite and 0.25 Carat Diamond Accents set in
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Tanzanite, Platinum

1.24 Carat Natural Royal Blue Sapphire & Diamond Ring set in Platinum
Located in Tokyo, JP
A beautiful ring featuring 1.24 Carat Natural Blue Sapphire and 0.52 Carats Diamond Accents set in
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Sapphire, Blue Sapphire, Platinum

3.84 Carat Natural Cambodian Zircon and Diamond Halo Ring Set in Platinum
Located in Tokyo, JP
A stunning ring featuring a 3.84 Carat Natural Cambodian Blue Zircon and 0.32 Carats of Diamond
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Zircon, Platinum

GIA Certified 0.92 Carat Brazilian Alexandrite and Diamond Ring set in Platinum
Located in Tokyo, JP
A gorgeous ring featuring a GIA Certified 0.92 Carat, Natural Brazilian Alexandrite and 0.31 Carats
Category

20th Century Japanese Modern Cocktail Rings

Materials

Alexandrite, Diamond, Platinum

Pinkish-Red Rubellite 4.30 carat Ring with diamonds in 18K white gold
Located in Bangkok, TH
-cut diamonds (F/VS) totaling 0.83 carats, adding a touch of sparkle and sophistication to its timeless
Category

21st Century and Contemporary Thai Neoclassical Cocktail Rings

Materials

Diamond, Rubelite, 18k Gold, White Gold

GIA Certified 1.18 Carat Vivid Yellow Radiant Cut Diamond Engagement Ring
By SCARSELLI
Located in New York, NY
mounted with .25 total carats of side Trapezoid shape diamonds in Platinum and 18 karat Yellow Gold
Category

2010s American Contemporary Engagement Rings

Materials

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

Antique-Style Plique à Jour Dragonfly Brooch, 0.90 Carat Old Miner Diamond, Gems
Located in Houston, TX
Immaculate plique a jour dragonfly brooch in 22K yellow gold with one 0.90 carat fine cushion
Category

Late 20th Century Brooches

Materials

Diamond, Emerald, Pearl, Ruby, 22k Gold

4.88 Carat Tourmaline Diamond Orange Sapphire 14 Karat Cocktail Ring
By Roshe Jewels
Located in Los Angeles, CA
-Cushion Cut Brown Tourmaline that weighs 3.09 Carats. Floating around the tourmaline are 25 Round Cut
Category

2010s American Contemporary Cocktail Rings

Materials

Tourmaline, Diamond, Sapphire, 14k Gold, White Gold

15.91 Carat Amethyst Cocktail Ring
By Mehnaz Durrani
Located in Richmond, BC
. Statement piece! Amethyst: 15.91 carats, cushion faceted, eggplant purple tone, transparent clean Diamond
Category

21st Century and Contemporary Contemporary Cocktail Rings

Materials

Amethyst, Diamond, 14k Gold

3.57 Carat Natural Yellow Sapphire and Diamond Ring Set in 18 Karat Gold
Located in Tokyo, JP
A stunning ring featuring a 3.57 Carat Natural Yellow Sapphire and 1.40 Carats of Diamond Accents
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Yellow Sapphire, Gold, 18k Gold

Antique Victorian Diamond Butterfly Brooch
Located in Chicago, IL
a sparkling old cushion cut diamond. The leaves are embellished with numerous old mine cut and rose
Category

Antique 1880s Brooches

Materials

Diamond, White Diamond, Gold, 14k Gold, Silver

Antique Victorian Diamond Butterfly Brooch
Antique Victorian Diamond Butterfly Brooch
Free Shipping
H 0.99 in W 1.58 in
10K Yellow Gold Plated .925 Sterling Silver 1/4 Carat Diamond Pendant Necklace
Located in New York, NY
, prong set, natural diamonds in a square cushion shape is the perfect mix of luxury and class. It fastens
Category

21st Century and Contemporary Indian Modern Pendant Necklaces

Materials

Diamond, White Diamond, Gold Plate, Yellow Gold, Sterling Silver, 10k Gold

2.48 Carat Certified Untreated Ruby Engagement Solitaire Ring Platinum
Located in US
A classic natural ruby engagement ring estate. Set with one cushion-shaped old cut natural
Category

Early 2000s Unknown Contemporary Solitaire Rings

Materials

Ruby, Platinum

10 Carat Black Onyx Fashion Ring in 14k White Gold
Located in Chicago, IL
total weight of 25 round diamonds that highlight the beauty of the center gem bring you a piece of
Category

2010s American Contemporary Fashion Rings

Materials

Diamond, Onyx, White Gold

Checkerboard Citrine Dangle Earrings in 14k Yellow Gold with Diamonds
By Five Star Jewelry
Located in Austin, TX
. The earrings measure 1 inch in length (approximately 25 mm). The diamond cluster at the top of each
Category

2010s American Contemporary Dangle Earrings

Materials

Citrine, Diamond, Gold, 14k Gold, Yellow Gold

2015 Tiffany & Co. Soleste Diamond Platinum Engagement Ring
By Tiffany & Co.
Located in Atlanta, GA
Metal: Platinum Weight: 4.43 grams Center Diamond Details: Cut: Cushion Modified Brilliant Carat
Category

21st Century and Contemporary American Modern Engagement Rings

Materials

Diamond, Platinum

Vintage Diamond Emerald Platinum Starburst Floral Earrings
Located in Miami, FL
) Old European cut Genuine Diamonds weighing approximate 2.80 carats (K-L color and VS clarity) For
Category

Vintage 1950s Retro Clip-on Earrings

Materials

Diamond, Emerald, Platinum

Spectra Fine Jewelry Sapphire Diamond Pave Halo Drop Earrings
By Spectra Fine Jewelry
Located in New York, NY
-cut diamonds, centered just above in perfect compositional balance, weigh an estimated 2.01 carats
Category

21st Century and Contemporary American Dangle Earrings

Materials

Diamond, Sapphire, Platinum

Victorian 4.00 Total Carat Diamond Tremblé Wings Tiara and Pin in Original Box
Located in Narberth, PA
Cut, and Cushion Cut diamonds line the surface of each wing, decorating the elongated rows of curvy
Category

Antique 1880s Unknown Victorian Brooches

Materials

Diamond, 14k Gold, Sterling Silver

Vintage 18K Yellow Gold Citrine and Diamond Cocktail Ring
Located in New York, NY
plus an additional 10 diamonds on the sides for a total of 22 diamonds weighing .25 carats total weight
Category

20th Century Unknown Retro Dome Rings

Materials

Citrine, Diamond, Gold, 18k Gold, Yellow Gold

Yellow Gold Handmade Smoky Quartz, Citrine, and Diamond Bracelet
Located in Coral Gables, FL
cut smoky quartz and citrines, and 25 round brilliant diamonds totaling 0.25 carats. The diamond set
Category

2010s American Contemporary Modern Bracelets

Materials

Citrine, Diamond, Quartz, Yellow Gold, 14k Gold

Victorian 1.0 Ct. Diamond 1.0 Ct. Sapphire Five Stone Ring
Located in Napoli, IT
(.25-.50-.25 G-VS/SI) – 2 oval cushion cut natural unheated blue sapphires totalling approx 1.0 Carat
Category

Antique Late 19th Century European Victorian Engagement Rings

Materials

Diamond, Sapphire, 18k Gold

Gin & Grace 14K Rose Gold Genuine Aquamarine Pendant with Diamonds for women
Located in New York, NY
Round-Cut Prong setting White Diamond (25 Pcs) 0.18 Carat. This Pendant is weight 1.06 grams and 0.91
Category

21st Century and Contemporary Chinese Art Deco Pendant Necklaces

Materials

Aquamarine, Diamond, 14k Gold, Rose Gold

1.82 ct Natural Royal Blue Sapphire Ring with Diamonds 18k White Gold
Located in KAATSHEUVEL, NL
beautiful cushion shaped 1.82 carat Natural Royal Blue Sapphire in the center that is surrounded by 72 F/G
Category

21st Century and Contemporary Italian Contemporary Dome Rings

Materials

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

1.82 ct Natural Royal Blue Sapphire Ring with Diamonds 18k White Gold
Located in KAATSHEUVEL, NL
beautiful cushion shaped 1.82 carat Natural Royal Blue Sapphire in the center that is surrounded by 72 F/G
Category

21st Century and Contemporary Italian Contemporary Dome Rings

Materials

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

Gin & Grace 14K Yellow Gold Natural Pink Opal Ring with Diamonds for women
Located in New York, NY
. This Pendant is made up of 18*25 Cushion-cut Pink opal (1 Pcs) 24.08 carat and round-cut white Diamond
Category

21st Century and Contemporary Chinese Art Deco Pendant Necklaces

Materials

Diamond, Opal, 14k Gold, Yellow Gold

.20 Carat Sapphire Yellow Gold Engagement Ring
Located in Atlanta, GA
Cushion Carat Weight: .25 carat, total weight Color: J Clarity: SI Color Stone Details: Type: Sapphire
Category

Antique Early 1900s Unknown Edwardian Engagement Rings

Materials

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

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25 Carat Cushion Diamond For Sale on 1stDibs

On 1stDibs, you can find the most appropriate 25 carat cushion diamond for your needs in our varied inventory. Every item for sale was constructed with extraordinary care, often using gold, 18k gold and 14k gold. In our selection of items, you can find a vintage example as well as a contemporary version. You’re likely to find the perfect 25 carat cushion diamond among the distinctive items we have available, which includes versions made as long ago as the 19th Century as well as those produced as recently as the 21st Century. Creating a 25 carat cushion diamond has been a part of the legacy of many jewelers, but those produced by Emilio!, Five Star Jewelry and Tiffany & Co. are consistently popular. 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 old mine cut alternatives. If you’re browsing our inventory for a 25 carat cushion diamond, 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 25 Carat Cushion Diamond?

Prices for a 25 carat cushion diamond can differ depending upon size, time period and other attributes — at 1stDibs, these accessories begin at $242 and can go as high as $4,810,000, while this accessory, on average, fetches $6,750.
Questions About 25 Carat Cushion Diamond
  • 1stDibs ExpertSeptember 28, 2021
    The minimum value of a 25-carat diamond ranges from $300 to $1,400. The prices change subject to the fluctuation of market factors. The value is defined based on the 4Cs — color, clarity, cut and carat weight. Shop antique, vintage and new diamond jewelry on 1stDibs.