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Ruby 4 Carat Cushion

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Platinum 3.27 carat Cushion Cut Ruby Ring
Located in Big Bend, WI
Platinum ruby and diamond ring featuring a genuine earth mined ruby weighing 3.27 carats. Includes
Category

2010s American Modern Engagement Rings

Materials

White Diamond, Ruby, Platinum

Platinum Square Cushion 2.99 Carat Red Ruby & Tapered Baugette Diamond Ring GIA
Located in San Francisco, CA
This timeless three-stone platinum ring features a one-of-a-kind square cushion 2.99 carat Red Ruby
Category

21st Century and Contemporary American Engagement Rings

Materials

Diamond, Ruby, Platinum

4 Carat AGL Graded Ruby and Diamond Platinum Ring
By Regent Jewelers
Located in Bay Harbor Islands, FL
Ruby and diamond ring featuring a 4.04 carat AGL Graded Cushion Cut Ruby prong set in a platinum
Category

21st Century and Contemporary American Modern Engagement Rings

Materials

Diamond, Ruby, Platinum

SSEF Certified 2.50 Carat Cushion Natural Ruby ‘Heat’ and White Diamond Ring
By MOGULDIAM INC
Located in New York, NY
This magnificent, stunning and extraordinary ring features SSEF certified natural cushion ruby SIAM
Category

Early 2000s British Contemporary Cocktail Rings

Materials

White Diamond, Ruby, 18k Gold

Sterling Lead Glass Filled Ruby & Topaz Ring 925 Gold Pltd Cushion 3.38ctw 6 1/4
Located in Greensboro, NC
Ruby Treatments: Heated & Lead Glass Filled Carat: 3.20ct Cut: Cushion Color: Red Natural White Topaz
Category

21st Century and Contemporary Cocktail Rings

Materials

Ruby, Topaz, Gold, Gold Plate, Sterling Silver

Contemporary 1.47 Carats Cushion Cut Ruby Diamond Platinum Square Halo Ring
Located in Philadelphia, PA
Centering a cushion cut ruby weighing 1.08 carats total - transparent medium purplish red in color
Category

Early 2000s Contemporary Cluster Rings

Materials

Diamond, White Diamond, Ruby, Platinum

GIA Certified 4 Carat Vivid Red Ruby No Heat Diamond Cocktail Ring
By Antinori Fine Jewels
Located in Rome, IT
Discover the Rare Beauty of Untreated Mozambique Ruby Unlock the unparalleled allure of nature's
Category

2010s Italian Modern Cocktail Rings

Materials

Diamond, White Diamond, Ruby, Platinum

5.03 Carat Natural Cushion Ruby And White Round Old Cut Diamond Ring In 18K.
By MOGULDIAM INC
Located in New York, NY
features natural cushion ruby weighing 3.05 carat flanked by two round white old cut diamond weighing
Category

Early 2000s British Contemporary Three-Stone Rings

Materials

Diamond, Ruby, 18k Gold

Cushion-Oval No Heat Burma Carats 5.46 with Certificate
Located in Hong Kong, HK
Cushion-Oval no heat Burma cts 5.46 with certificate
Category

21st Century and Contemporary Hong Kong Contemporary Loose Gemstones

Materials

Ruby

Cushion-Oval No Heat Burma Carats 5.46 with Certificate
Cushion-Oval No Heat Burma Carats 5.46 with Certificate
Free Shipping
H 0.17 in W 0.4 in L 0.52 in
3.5 Ct Cushion Treated Ruby 14 Karat White Gold Ring With Two Baguette Diamonds
Located in New York, NY
Introducing our stunning 14 Karat White Gold Ring featuring a captivating 5 carat cushion treated
Category

2010s Solitaire Rings

Materials

Ruby, Diamond, 14k Gold, White Gold

Antique 1.50 Carat Burmese Ruby and 0.66 Carat Diamond Platinum Dress Ring
Located in Jesmond, Newcastle Upon Tyne
A stunning, fine and impressive antique 1.50 carat Burmese ruby and 0.66 carat diamond, platinum
Category

Vintage 1930s Unknown Cocktail Rings

Materials

Diamond, Ruby, Platinum

Imperial Topaz Earrings Loose Gemstones 3.36 Carat Unmounted Cushions
By Merkaba
Located in Beverly Hills, CA
Bright 3.36 carat Brazilian Imperial Topaz pair of cushion loose gemstones, offered unmounted to
Category

21st Century and Contemporary Brazilian Contemporary Loose Gemstones

Materials

Topaz, Imperial Topaz

Victorian Cushion Cut Ruby Diamond 18 Karat Yellow Gold Antique Halo Ring
Located in Philadelphia, PA
Centering an elongated cushion cut ruby weighing approximately 0.40 carat Transparent medium red
Category

Antique 1890s Cluster Rings

Materials

Diamond, White Diamond, Ruby, Gold, Yellow Gold

GRS Certified Pigeon Blood 3.02 Carat Natural Unheated Mozambique Ruby
Located in London, GB
GRS Certified Pigeon Blood 3.02 Carat Natural Unheated Mozambique Ruby This Item is ideal for your
Category

2010s Mozambican Loose Gemstones

Materials

Ruby

Edwardian 1.00 Carat Siam Ruby and 1.12 Carat Diamond Yellow Gold Cocktail Ring
Located in Jesmond, Newcastle Upon Tyne
A stunning, fine and impressive antique 1.20ct Siam ruby and 1.09 carat diamond, 18 karat yellow
Category

Antique Early 1900s British Edwardian Cocktail Rings

Materials

Diamond, Ruby, 18k Gold, Yellow Gold

Emilio Jewelry Certified 5.50 Carat No Heat Mozambique Ruby Ring
By Emilio!
Located in New York, NY
Showcasing a certified no heat Mozambique Ruby weighing 4 carats, of gorgeous rich red color. This
Category

21st Century and Contemporary Three-Stone Rings

Materials

Ruby

Antique 1.15 Carat Burmese Ruby and 1.36 Carat Diamond Yellow Gold Trilogy Ring
Located in Jesmond, Newcastle Upon Tyne
setting is embellished with an impressive claw set 1.15 carat cushion cut Burmese ruby. This feature ruby
Category

20th Century Unknown Cocktail Rings

Materials

Diamond, Ruby, Yellow Gold

GIA Certified 2.09 Carat Ruby Diamond Engagement Ring
Located in New York, NY
This elegant ring is centered with a lovely GIA certified oval cut ruby that weighs 2.09ct. The
Category

20th Century Engagement Rings

Materials

Diamond, Ruby, White Gold, 18k Gold

Vintage 2.84 Carat Thai Ruby and 1.45 Carat Diamond Yellow Gold Dress Ring
Located in Jesmond, Newcastle Upon Tyne
. Ruby Quality Origin Thailand Cut Cushion Content 2.84 carats Dimensions 7.80mm (length) x 7.50mm (width
Category

Vintage 1940s Unknown Cocktail Rings

Materials

Diamond, Ruby, Yellow Gold

Gubelin Certified 2.01 Carat Unheated Natural Mogok Burma Ruby Loose Stone
Located in London, GB
Gubelin Certified 2.01 Carat Unheated Natural Mogok Burma Ruby Loose Stone Come with a Gubelin
Category

2010s Mozambican Loose Gemstones

Materials

Ruby

Emilio Jewelry Certified 5 Carat No Heat Vivid Red Ruby Ring
By Emilio!
Located in New York, NY
heat mozambique origin, over 5.00 carat Vivid to Deep Red (PIGEON BLOOD) CUSHION Setting: 4 white
Category

21st Century and Contemporary Three-Stone Rings

Materials

Ruby

GCS Certified 1.08 Carats Unheated Burma Ruby Diamond Ring
Located in London, GB
GCS Certified 1.08 Carats Unheated Burma Ruby Diamond Ring Come with a GCS lab report. A
Category

2010s British Solitaire Rings

Materials

Diamond, Ruby, 18k Gold

Ruby and Diamond Cushion Cut Cluster Engagement Ring Set in 18k White Gold
Located in London, GB
with a vibrant cushion cut red ruby which is four claw set to centre. Surrounding the ruby is then a
Category

2010s British Modern Engagement Rings

Materials

Diamond, Ruby, Gold, 18k Gold, White Gold

0.42 Carat Diamond/0.46 Carat Ruby 18 Karat Gold Pendant Necklace
By Sebastian Bernard
Located in Los Angeles, CA
18K Gold Cushion Shape Diagonal Pendant with 4 Invisible Set Princess Cut Rubies (Total Gem Weight
Category

2010s American Contemporary Pendant Necklaces

Materials

Ruby, Diamond, 18k Gold

GCS 3.5 Carat Ruby and Diamonds Yellow Gold Engagement Cluster Ring
Located in London, GB
½ Weight: 5,87 gr Metal: 18kt yellow gold Stones: 1 Ruby • Cut Cushion • Carat 3,50ct approximately
Category

1990s Unknown Cluster Rings

Materials

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

Amethyst 36.85 Carat Ruby 18 Karat Yellow Gold Ring
By Mousson Atelier
Located in Bangkok, TH
Amethyst 36.85 Carat Ruby 18 Karat Yellow Gold Ring Highlighting a 36.85 Carat Amethyst and 494
Category

21st Century and Contemporary Thai Contemporary Dome Rings

Materials

Ruby, Amethyst, 18k Gold, Yellow Gold

Vintage 1.70 Carat Thai Ruby Diamond White Gold Cluster Ring
Located in Jesmond, Newcastle Upon Tyne
A stunning, fine and impressive vintage 1.70 Carat Thai ruby and 0.70 Carat diamond, 18 karat white
Category

Vintage 1950s Unknown Cluster Rings

Materials

Diamond, Ruby, White Gold, Platinum

6 Carat Cushion Blue Topaz 18 Karat White Gold 0.38 Carat Diamond Halo Ring
By Hasbani Diamonds
Located in London, GB
An impressive 6 Carat (approximately) Cushion Cut Blue Topaz Dress / Engagement Ring surrounded by
Category

2010s British Modern Engagement Rings

Materials

White Diamond, Topaz, Diamond, Blue Topaz, Gold, 18k Gold, White Gold

The Best Antique Victorian No Heat 1.86 Carat Burmese Ruby Ring
Located in Santa Barbara, CA
Ruby Carat Weight: 1.86 Cut: Cushion Color: Purplish Red Clarity: Transparent Accent Diamonds: 4 Old
Category

Antique Mid-19th Century Victorian Engagement Rings

Materials

Ruby, 14k Gold, Yellow Gold

SSEF Certified 1.08 Carat Burma No-Heat Pigeon Blood Ruby and Diamond Ring
Located in New York, NY
18K WHITE GOLD 4 ROUND DIAMONDS 0.23 CARATS 4 TAPERED DIAMONDS 0.23 CARATS 1 NO-HEAT PIGEON
Category

2010s Burmese Contemporary Cocktail Rings

Materials

Diamond, Ruby

18kt White Gold 4 Ct No Heat Vivid Ruby Ring, 1.5 Ct Diamonds, CGL Certificate
Located in Antwerp, BE
Certificate Ruby: Cushion / Brilliant - Step cut, Vivid red, Transparent, No indication of heating Mozambique
Category

21st Century and Contemporary Artisan Engagement Rings

Materials

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

Handmade Platinum GIA Certified 18.90 Carat Cushion Cut Pink Topaz Ring
Located in Los Angeles, CA
Cut Purple Pink Topaz 18.90 Carats, 6 Round Diamonds .09 Carats, 4 Marquise Emeralds 0.29 Carats, 4
Category

21st Century and Contemporary American Art Deco Cocktail Rings

Materials

Topaz

3.48 Carat Ruby and Diamond Solitaire Ring in Platinum and 18 Karat
Located in Wailea, HI
3.48 carat Ruby and Diamond Solitaire Ring in Platinum and 18k A Lively 3.48 carat Cushion
Category

Late 20th Century American Solitaire Rings

Materials

White Diamond, Ruby, Platinum, 18k Gold

GIA & GRS Certified 3 Carat Burmese No Heat Ruby Earrings. "Pigeon Blood" Red
Located in London, GB
A beautiful rare pair of earrings, featuring 4 Rubies, Burma, no indications of heating, "Pigeon's
Category

Late 20th Century English Art Deco Drop Earrings

Materials

Diamond, Ruby, 18k 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

5.50ct Cushion Blue Topaz Engagement Ring 0.66 Carat Round Diamond in 18ct Gold
By Hasbani Diamonds
Located in London, GB
This Stunning 5.50ct Cushion Cut Blue Topaz Engagement Ring set in 18ct White Gold with Four Claws
Category

2010s British Modern Engagement Rings

Materials

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

GIA Certified Natural Ruby and Diamond 6.10 Carat 18K Yellow Gold Ballerina Ring
Located in Tustin, CA
approximately 2.10 carats. The ruby is clear and very vivid red in real life. (4) tapered baguette diamonds
Category

Vintage 1980s American Contemporary Cocktail Rings

Materials

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

Antique Ruby Stick Pin
Located in METAIRIE, LA
carats at 8.1mm in length x 5.2mm in width Secured in a 4-Prong Setting *Ruby is the birthstone for
Category

Antique Early 1900s Brooches

Materials

Ruby, 14k Gold

Antique Ruby Stick Pin
Antique Ruby Stick Pin
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L 0.8 in
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

Victorian 14 Karat Gold 0.80 Carat Ruby 0.55 Carat Diamond Knot Pin Brooch
Located in Vilnius, LT
/cushion cut, TW 0.80ct, stpR 6/4, VS-P1) - 19 diamonds (rose/irregular cut, TW 0.55ct, RW-W, VS-P1
Category

Antique Late 19th Century Victorian Brooches

Materials

Diamond, Ruby, Yellow Gold, 14k Gold

Boucheron Natural Burma Ruby Diamond Ring
By Boucheron
Located in London, GB
Boucheron Burmese ruby and diamond ring. Set to centre with a cushion shape old cut natural
Category

Vintage 1930s French Engagement Rings

Materials

Diamond, Ruby, Platinum

Platinum Baguette Diamond GIA Certified 4.35 Carat Sugar Loaf Burmese Ruby Ring
Located in Los Angeles, CA
Cushion Cut Sugar Loaf Burmese Ruby Engagement Ring. Metal- 90% Platinum, 10% Iridium. Ring Comes With
Category

21st Century and Contemporary American Art Deco Engagement Rings

Materials

Diamond, Ruby, Platinum

Emilio Jewelry Grs Certified Pigeon Blood Vivid Red Untreated Ruby Earrings
By Emilio!
Located in New York, NY
Two center rubies: 2.13 carats Vivid Red OVAL, 2.08 carats Vivid Red OVAL Setting: 4 fancy-cut
Category

21st Century and Contemporary Dangle Earrings

Materials

Ruby

18 Karat Gold 4.81 Carat Diamond and Ruby "Invisible-Set" Stud Earrings
By Gems Paradise
Located in Jaipur, IN
18 Karat Gold 4.81 Carat Diamond and Ruby "Invisible-Set" Stud Earrings This spectacular wine red
Category

2010s Indian Contemporary Stud Earrings

Materials

Diamond, Ruby, Gold, 18k Gold, White Gold

Antique Edwardian Hallmarked Old European Cut Diamond & Ruby Band 20 Carat Gold
Located in Hamilton, AU
estimated to 0.08 carats with H colour and P1 clarity grades. The bright pinks red cushion cut rubies
Category

Early 20th Century Unknown Edwardian Signet Rings

Materials

Diamond, Ruby, Gold, Yellow Gold

Platinum 0.40 Carat Round Diamond Twisted Love 4 Prong Bespoke Engagement Ring
By Hasbani Diamonds
Located in London, GB
ring. Handmade in high grade Platinum 950 to British Standard, with a total of 0.40 Carat White
Category

2010s British Modern Engagement Rings

Materials

Blue Sapphire, Pink Sapphire, Yellow Sapphire, Green Sapphire, Tanzanite...

0.50 Carat Round Diamond Bespoke Twisted Love 4 Prong Platinum Engagement Ring
By Hasbani Diamonds
Located in London, GB
ring. Handmade in high grade Platinum 950 to British Standard, with a total of 0.50 Carat White
Category

2010s British Modern Engagement Rings

Materials

Blue Sapphire, Pink Sapphire, Yellow Sapphire, Green Sapphire, Tanzanite...

0.94 Carat Platinum Engagement Round Diamond Bespoke Fancy Vine 4 Prong Ring
By Hasbani Diamonds
Located in London, GB
ring. Handmade in high grade Platinum 950 to British Standard, with a total of 0.94 Carat White
Category

2010s British Modern Engagement Rings

Materials

Ruby, Sapphire, Blue Sapphire, Pink Sapphire, Yellow Sapphire, Green Sap...

Platinum Engagement 0.68 Carat Round Diamond Bespoke Twisted Love 4 Prong Ring
By Hasbani Diamonds
Located in London, GB
ring. Handmade in high grade Platinum 950 to British Standard, with a total of 0.68 Carat White
Category

2010s British Modern Engagement Rings

Materials

Blue Sapphire, Pink Sapphire, Yellow Sapphire, Green Sapphire, Tanzanite...

Platinum Engagement 0.82 Carat Round Diamond Bespoke Fancy Twist 4 Prong Ring
By Hasbani Diamonds
Located in London, GB
ring. Handmade in high grade Platinum 950 to British Standard, with a total of 0.82 Carat White
Category

2010s British Modern Engagement Rings

Materials

Blue Sapphire, Pink Sapphire, Yellow Sapphire, Green Sapphire, Tanzanite...

Art Deco 7.92 CTW No Heat Ceylon Sapphire Diamond Ruby Platinum Ring GIA
Located in Philadelphia, PA
Centering a cushion cut sapphire weighing approximately 3.55 carats - transparent light cornflower
Category

Vintage 1930s Art Deco Engagement Rings

Materials

Diamond, Ruby, Sapphire, Platinum

Vintage 1.70Ct Thai Ruby and 1.68Ct Diamond Platinum Dress Ring 1975
Located in Jesmond, Newcastle Upon Tyne
ruby jewellery. Ruby Quality Origin Thailand (Siam) Cut Cushion Content 1.70 carats Dimensions 8.70mm
Category

Vintage 1970s Cluster Rings

Materials

Diamond, Ruby, Platinum

2.76 Carat Oval Ruby and Diamond Cluster Pendant in 14K Solid Yellow Gold
By VR Jewels
Located in Houston, TX
2.76 red ruby diamond cushion cluster pendant in 14K Gold. It has a oval cut rubies that completes
Category

21st Century and Contemporary American Modern Pendant Necklaces

Materials

Diamond, Ruby, Gold, 14k Gold, Yellow Gold

Vintage 3.49 Carats Emerald Cut Ruby Diamond 18 Karat Yellow Gold Cluster Ring
Located in Philadelphia, PA
Centering an emerald cut ruby weighing 1.93 carats total - transparent medium red in color. Natural
Category

Vintage 1980s Contemporary Cocktail Rings

Materials

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

0.40 Carat Round Diamond Twisted 18 Karat White Gold 4 Prong Engagement Ring
Located in London, GB
ring. Handmade in 18 Karat White Gold, with a total of 0.40 Carat White Diamond. Set in an open gallery
Category

2010s British Modern Engagement Rings

Materials

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

0.95 Carat Round Diamond Twisted 18 Karat White Gold 4 Prong Engagement Ring
By Hasbani Diamonds
Located in London, GB
ring. Handmade in 18 Karat White Gold, with a total of 0.95 Carat White Diamond. Set in an open gallery
Category

2010s British Modern Engagement Rings

Materials

Blue Sapphire, Pink Sapphire, Yellow Sapphire, Green Sapphire, Tanzanite...

0.83 Carat Round Diamond Twisted 18 Karat White Gold 4 Prong Engagement Ring
By Hasbani Diamonds
Located in London, GB
ring. Handmade in 18 Karat White Gold, with a total of 0.83 Carat White Diamond. Set in an open gallery
Category

2010s British Modern Engagement Rings

Materials

Blue Sapphire, Pink Sapphire, Yellow Sapphire, Green Sapphire, Tanzanite...

1.20 Carat Round Diamond Twisted 18 Karat White Gold 4 Prong Engagement RIng
By Hasbani Diamonds
Located in London, GB
ring. Handmade in 18 Karat White Gold, with a total of 1.20 Carat White Diamond. Set in an open gallery
Category

2010s British Modern Engagement Rings

Materials

Blue Sapphire, Pink Sapphire, Yellow Sapphire, Green Sapphire, Tanzanite...

1.45 Carat Round Diamond Twisted 18 Karat White Gold 4 Prong Engagement Ring
By Hasbani Diamonds
Located in London, GB
ring. Handmade in 18 Karat White Gold, with a total of 1.45 Carat White Diamonds. Set in an open
Category

2010s British Modern Engagement Rings

Materials

Blue Sapphire, Pink Sapphire, Yellow Sapphire, Green Sapphire, Tanzanite...

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Ruby 4 Carat Cushion For Sale on 1stDibs

On 1stDibs, you can find the most appropriate ruby 4 carat cushion for your needs in our varied inventory. 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. In our selection of items, you can find a vintage example as well as a contemporary version. Making the right choice when shopping for a ruby 4 carat cushion may mean carefully reviewing examples of this item dating from different eras — you can find an early iteration of this piece from the 18th Century and a newer version made as recently as the 21st Century, both of which have proven very popular over the years. For this particular piece, .5 Carat and 1 Carat are consistently popular carat weights. A ruby 4 carat cushion from David Gross Group, Alberto and Antinori Fine Jewels — each of whom created a beautiful version of this treasured accessory — is worth considering. 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 emerald cut alternatives. Most of our ruby 4 carat cushion for sale are for women, but there are 156 pieces available to browse for men.

How Much is a Ruby 4 Carat Cushion?

On average, a ruby 4 carat cushion at 1stDibs sells for $14,000, while they’re typically $487 on the low end and $1,575,000 for the highest priced versions of this item.