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Triple X Cut Diamonds

J. Birnbach  GIA H VVS2 7.33 ct Round Diamond Ring with Petite Tapered Baguettes
J. Birnbach  GIA H VVS2 7.33 ct Round Diamond Ring with Petite Tapered Baguettes

J. Birnbach GIA H VVS2 7.33 ct Round Diamond Ring with Petite Tapered Baguettes

By J. Birnbach

Located in New York, NY

certified by GIA to be H color and VVS2 clarity, and is a "triple x" diamond: graded excellent cut, polish

Category

21st Century and Contemporary American Engagement Rings

Materials

Diamond, White Diamond, Platinum

Recent Sales

3.22 Carat Round Brilliant F/SI1 GIA Certified Diamond Engagement Platinum Ring

3.22 Carat Round Brilliant F/SI1 GIA Certified Diamond Engagement Platinum Ring

By Shreve, Crump & Low

Located in Chestnut Hill, MA

triple X cut diamond weighing 3.22 carats accompanied by a GIA certificate #5146881575 stating a color of

Category

21st Century and Contemporary American Contemporary Engagement Rings

Materials

Diamond, White Diamond, Platinum

Tiffany & Co. Platinum Diamond Solitaire Pendant Necklace #15833
Tiffany & Co. Platinum Diamond Solitaire Pendant Necklace #15833

Tiffany & Co. Platinum Diamond Solitaire Pendant Necklace #15833

By Tiffany & Co.

Located in Washington Depot, CT

beautiful platinum necklace by designer Tiffany & Co features a gorgeous solitaire, round triple X cut

Category

21st Century and Contemporary Pendant Necklaces

Materials

White Diamond, Platinum

18K Yellow Gold Diamond Triple X Station Collar Necklace
18K Yellow Gold Diamond Triple X Station Collar Necklace

18K Yellow Gold Diamond Triple X Station Collar Necklace

By David Yurman

Located in Scottsdale, AZ

Designer: David Yurman Material: 18K yellow gold Diamond: 93 round brilliant cut = 1.00cttw Color

Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, Gold, 18k Gold, Yellow Gold

Triple-X Diamond and Platinum Tiffany & Co. Ring
Triple-X Diamond and Platinum Tiffany & Co. Ring

Triple-X Diamond and Platinum Tiffany & Co. Ring

By Tiffany & Co.

Located in Seattle, WA

centerpiece is a Triple-X round brilliant cut 1.64ct diamond with G/VVS1 color and clarity. A Triple-X refers

Category

Late 20th Century Contemporary Engagement Rings

Materials

Diamond, Platinum

Tiffany & Co., Fine Diamond & Platinum Ring, 1.51 Cts. I, VS1 & "Triple x"
Tiffany & Co., Fine Diamond & Platinum Ring, 1.51 Cts. I, VS1 & "Triple x"

Tiffany & Co., Fine Diamond & Platinum Ring, 1.51 Cts. I, VS1 & "Triple x"

By Tiffany & Co.

Located in Aspen, CO

Tiffany & Co. fine brilliant cut diamond ring accompanying with Tiffany & Company's Diamond

Category

21st Century and Contemporary American Contemporary Wedding Rings

Materials

Diamond, Platinum

Diamond Huggie Hoop Gold Earrings Estate Fine Jewelry
Diamond Huggie Hoop Gold Earrings Estate Fine Jewelry

Diamond Huggie Hoop Gold Earrings Estate Fine Jewelry

Located in Montreal, QC

(Triple X cut) Diamonds weighing approx. 0.32 Carat total weight. Each earring measuring approx. 0.56" h x

Category

21st Century and Contemporary Contemporary Hoop Earrings

Materials

Diamond, Gold, 14k Gold, Yellow Gold

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Tiffany & Co. 1.38 Carat VS2, G Color Diamond Solitaire Platinum Engagement Ring
Tiffany & Co. 1.38 Carat VS2, G Color Diamond Solitaire Platinum Engagement Ring

Tiffany & Co. 1.38 Carat VS2, G Color Diamond Solitaire Platinum Engagement Ring

By Tiffany & Co.

Located in Zurich, Zollstrasse

A true design masterpiece, the Tiffany® Setting is the world’s most iconic engagement ring. Flawlessly engineered, the six-prong setting virtually disappears and allows the brilliant...

Category

2010s American Contemporary Solitaire Rings

Materials

White Diamond, Platinum

Tiffany & Co. Platinum Diamond Solitaire Engagement Ring
Tiffany & Co. Platinum Diamond Solitaire Engagement Ring

Tiffany & Co. Platinum Diamond Solitaire Engagement Ring

By Tiffany & Co.

Located in Scottsdale, AZ

Designer: Tiffany & Co.  Material: Platinum Diamond: 1 round brilliant cut = 1.05cttw Color: I Clarity: VS1 Ring Size: 4.5  Weight: 5.56 grams

Category

21st Century and Contemporary Solitaire Rings

Materials

Diamond, Platinum

1950s Mellerio dits Meller Paris Emerald Diamond Plat. Bracelet
1950s Mellerio dits Meller Paris Emerald Diamond Plat. Bracelet

1950s Mellerio dits Meller Paris Emerald Diamond Plat. Bracelet

By Mellerio dits Meller

Located in New York, NY

This Estate bracelet by Mellerio features five stunning Emerald-cut Emeralds float within a braid of baguette and round brilliant-cut Diamonds, in a platinum setting. This unique bra...

Category

Vintage 1950s French Retro Retro Bracelets

Materials

Diamond, Emerald, Platinum

GIA Certified 16.80 Carat Emerald Cut Diamond Eternity Band Ring
GIA Certified 16.80 Carat Emerald Cut Diamond Eternity Band Ring

GIA Certified 16.80 Carat Emerald Cut Diamond Eternity Band Ring

By GEMME

Located in New York, NY

The Ultimate Emerald Cut Eternity Band. 14 Perfectly Matched Emerald Cuts each weighing over 1.20 Carat for 16.80 Carats in Total. E-G Color and VS-VVS Clarity. Set in a Platinum Han...

Category

2010s American Band Rings

Materials

Diamond, Platinum

GIA 11.38ct Oval Fancy Light Yellow Diamond 3 Stone Ring in Platinum 18K
GIA 11.38ct Oval Fancy Light Yellow Diamond 3 Stone Ring in Platinum 18K

GIA 11.38ct Oval Fancy Light Yellow Diamond 3 Stone Ring in Platinum 18K

Located in La Jolla, CA

GIA Certified 11.38 carat Oval Fancy Light Yellow Three-Stone Diamond Ring in Platinum & 18k Yellow Gold GIA Certified three-stone diamond ring features an oval shaped Fancy Light Y...

Category

21st Century and Contemporary North American Cocktail Rings

Materials

Yellow Diamond, 18k Gold, Yellow Gold, Platinum

Emilio Jewelry GIA Certified 5.00 Carat Flawless Fancy Pink Diamond
Emilio Jewelry GIA Certified 5.00 Carat Flawless Fancy Pink Diamond

Emilio Jewelry GIA Certified 5.00 Carat Flawless Fancy Pink Diamond

By Emilio!

Located in New York, NY

From Emilio Jewelry, a well known and respected wholesaler/dealer located in the Iconic Gem Tower/Gia Building in New York's Diamond District. The color of this diamond is much bette...

Category

21st Century and Contemporary Three-Stone Rings

Materials

Pink Diamond

GIA Certified 5 Carat Oval Fancy Yellow Diamond Ring
GIA Certified 5 Carat Oval Fancy Yellow Diamond Ring

GIA Certified 5 Carat Oval Fancy Yellow Diamond Ring

By Diamond Scene New York

Located in New York, NY

A FABULOUS yellow diamond ring with deep vibrant yellow color! GIA Certified 5.05 carat Fancy Yellow, VS2 center diamond. Set in a custom, platinum mounting with .85 carats of wh...

Category

21st Century and Contemporary Engagement Rings

Materials

Yellow Diamond

Tiffany & Co. Round Brilliant Cut Diamond Solitaire Engagement Ring 1.05ct H/VS2
Tiffany & Co. Round Brilliant Cut Diamond Solitaire Engagement Ring 1.05ct H/VS2

Tiffany & Co. Round Brilliant Cut Diamond Solitaire Engagement Ring 1.05ct H/VS2

By Tiffany & Co.

Located in Mayfair, London, London

A stunning diamond ring in platinum by Tiffany & Co. The ring is set to the centre with a 1.05ct round brilliant cut diamond in a classic setting. The diamond is H colour and VS2 in ...

Category

21st Century and Contemporary American Engagement Rings

Materials

Diamond, Platinum

Spectra Fine Jewelry 130.26 Carat Ceylon Sapphire Diamond Tennis Necklace
Spectra Fine Jewelry 130.26 Carat Ceylon Sapphire Diamond Tennis Necklace

Spectra Fine Jewelry 130.26 Carat Ceylon Sapphire Diamond Tennis Necklace

By Spectra Fine Jewelry

Located in New York, NY

Presenting a sophisticated statement piece: the Ceylon Sapphire Diamond Tennis Necklace crafted from exquisite natural sapphires and diamonds, set in lustrous 18k white gold. Featuri...

Category

21st Century and Contemporary American Contemporary More Necklaces

Materials

Diamond, Sapphire, 18k Gold, White Gold

Spectra Fine Jewelry C.Dunaigre Certified Ceylon Sapphire Diamond Bracelet
Spectra Fine Jewelry C.Dunaigre Certified Ceylon Sapphire Diamond Bracelet

Spectra Fine Jewelry C.Dunaigre Certified Ceylon Sapphire Diamond Bracelet

By Spectra Fine Jewelry

Located in New York, NY

This Contemporary Sapphire Diamond Riviere Bracelet, made by Spectra Fine Jewelry in the 21st century, circa 2018, is crafted in platinum and features 7 cushion-cut Ceylon sapphires,...

Category

21st Century and Contemporary American Contemporary More Bracelets

Materials

Diamond, Sapphire, Platinum

Van Cleef & Arpels Diamond & Colombian Cabochon Emerald Necklace
Van Cleef & Arpels Diamond & Colombian Cabochon Emerald Necklace

Van Cleef & Arpels Diamond & Colombian Cabochon Emerald Necklace

By Van Cleef & Arpels

Located in New York, NY

Van Cleef & Arpels Diamond & Colombian Cabochon Emerald Necklace This extraordinary Van Cleef & Arpels necklace is crafted in platinum and 18k yellow gold, featuring a b...

Category

20th Century French Retro Drop Necklaces

Materials

Diamond, Emerald, 18k Gold, Platinum

Limited Edition Fabergé Délices D’Été Diamonds and Pear Shape Sapphires Necklace
Limited Edition Fabergé Délices D’Été Diamonds and Pear Shape Sapphires Necklace

Limited Edition Fabergé Délices D’Été Diamonds and Pear Shape Sapphires Necklace

By Fabergé

Located in Genève, GE

Délices D’Été Lumière Necklace Fabergé workmaster collections, capsule collections and jewellery suites each tell a story inspired by Fabergé’s rich legacy - masterpieces possessing...

Category

2010s British Belle Époque Pendant Necklaces

Materials

Diamond, Blue Sapphire, Pink Sapphire, Yellow Sapphire, Green Sapphire, ...

Van Cleef & Arpels approximately 9 carat Colombian emerald and diamond bracelet
Van Cleef & Arpels approximately 9 carat Colombian emerald and diamond bracelet

Van Cleef & Arpels approximately 9 carat Colombian emerald and diamond bracelet

By Van Cleef & Arpels

Located in London, GB

This striking Van Cleef and Arpels bracelet from the 1980s is a collector's piece. Its design centres around a cabochon Colombian emerald of approximately 9 carats adorned with 9.60 ...

Category

Vintage 1980s American Contemporary Bangles

Materials

Diamond, Emerald, 18k Gold

Beauvince Sunrise Suite (110.16 ct Diamonds) in Platinum and Gold
Beauvince Sunrise Suite (110.16 ct Diamonds) in Platinum and Gold

Beauvince Sunrise Suite (110.16 ct Diamonds) in Platinum and Gold

By Beauvince Jewelry

Located in New York, NY

Fit for a queen, this yellow and white diamond suite features an exquisite collection of beautifully matched solitaire diamonds and is meticulously crafted with platinum and gold int...

Category

2010s Contemporary Choker Necklaces

Materials

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

Piaget Paris Diamond & South Sea Pearl Suite Necklace, Earring Watch & Ring 18K
Piaget Paris Diamond & South Sea Pearl Suite Necklace, Earring Watch & Ring 18K

Piaget Paris Diamond & South Sea Pearl Suite Necklace, Earring Watch & Ring 18K

By Piaget

Located in New York, NY

South Sea Pearl & VVS quality Diamonds 4 Piece Set Necklace, Watch , Earring and Ring Suite 18 Karat White Gold 285 Gm with Each piece is signed PIAGET , 750 , PT and serial # Fu...

Category

1990s Drop Necklaces

Materials

Diamond, South Sea Pearl, 18k Gold

Spectra Fine Jewelry GRS Certified 20.12 Carat Blue Sapphire Diamond Ring
Spectra Fine Jewelry GRS Certified 20.12 Carat Blue Sapphire Diamond Ring

Spectra Fine Jewelry GRS Certified 20.12 Carat Blue Sapphire Diamond Ring

By Spectra Fine Jewelry

Located in New York, NY

A statement ring featuring a 20.12 carat emerald-cut Royal Blue Sapphire and 34 baguette shape diamonds. The sapphire is certified by the Gemresearch Swisslab (GRS) stating that it'...

Category

21st Century and Contemporary American Modern Cocktail Rings

Materials

Diamond, Blue Sapphire, Platinum

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Triple X Cut Diamonds For Sale on 1stDibs

There is a broad range of triple x cut diamonds for sale on 1stDibs. These distinct designs — crafted with great care and often made from Gold, 18k Gold and Platinum — can elevate any look. Our collection of these items for sale includes 19 vintage editions and 87 modern creations to choose from as well. Our collection, which features older pieces for sale from the 19th Century and newer versions made as recently as the 21st Century, has proven very popular over the years. Our collection of triple x cut diamonds includes designs that are universally popular, but Modern and Contemporary styles, specifically, are sought with frequency. Many examples in our inventory of these items are appealing no matter their origins, but Antinori Fine Jewels, Meghna Jewels and Valentin Magro produced popular versions that are worth a look. A selection of round cut, brilliant cut and oval cut can be found today on these pages. Most of our triple x cut diamonds for sale are for women, but there are 52 pieces available to browse for men.

How Much are Triple X Cut Diamonds?

On average, triple x cut diamonds at 1stDibs sell for $13,975, while they’re typically $225 on the low end and $765,010 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.