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Rose Cut Pear Diamond and Triangular Shape Diamond Drop Necklace with 18k White
Located in Hong Kong, HK
At the heart of this exquisite piece lies the dazzling Rose Cut Diamond Pear, a centerpiece of
Category

21st Century and Contemporary Asian Contemporary Drop Necklaces

Materials

Diamond, 18k Gold, White Gold

GIA certified 0.80 carat Triangular Shape Natural Diamond F VS1
By S E A General Trading LLC
Located in Dubai, UAE
We are natural diamond production company located in Dubai. Weight: 0.80ct Shape: Cushion Color: F
Category

21st Century and Contemporary Emirian Modern Loose Gemstones

Materials

Diamond

GIA certified 0.80 carat Triangular Shape Natural Diamond  F VS1
GIA certified 0.80 carat Triangular Shape Natural Diamond  F VS1
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W 0.25 in D 0.12 in L 0.25 in
Triangular Shape Blue Sapphire, Diamond Earrings Set in 18k White Gold Settings
Located in Bangkok, TH
Blue Sapphire 2.61 carats with Blue Sapphire 0.81 carat and Diamond 0.32 carat Earrings set in 18
Category

2010s Thai Stud Earrings

Materials

Diamond, Blue Sapphire, 18k Gold, White Gold

Ralph Masri Modernist Triangular Diamond Earrings
By Ralph Masri
Located in Barcelona, Barcelona
18kt white gold triangular earrings with diamonds from Ralph Masri's Modernist collection, inspired
Category

21st Century and Contemporary Lebanese Modernist Drop Earrings

Materials

Diamond, 18k Gold, White Gold

Triangular 14 Karat Yellow Gold Diamond Earrings
Located in Dallas, TX
Triangular 14K Yellow Gold Diamond Earrings - Triangular shape set with 0.33ct diamond or a cushion
Category

21st Century and Contemporary Drop Earrings

Materials

Diamond, Yellow Gold

Triangle Pendant Pave Diamond 925 Silver Diamond Handmade Triangular Pendant
Located in Chicago, IL
Triangle Pendant Pave Diamond 925 Silver Diamond Handmade Triangular Pendant Diamond Weight 0.66
Category

2010s Indian Art Deco Pendant Necklaces

Materials

Diamond, Silver, Sterling Silver

Ruby and Diamond 18 Carat Yellow Gold Triangular Earrings
Located in London, GB
These unusual 18 carat yellow gold earrings were beautifully deigned in a triangular shape
Category

1990s Unknown Retro Clip-on Earrings

Materials

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

4.9 Carat Floating Triangular Rose & Round Diamond Chandelier Earring 18k Gold
By Iris Fine Jewelry
Located in New York, NY
Details Rose Cut Diamond Shape Triangular rose cut Color G Clarity VS1 Weight 3.38 carats Total diamond
Category

2010s American Modern Chandelier Earrings

Materials

Diamond, White Diamond, 18k Gold

1.55 Carat Triangular Step GIA Certified I Color Si1 Clarity Diamond
Located in New York, NY
ITEM DESCRIPTION ID #:NYC56244 Stone Shape: CUT-CORENRED TRIANGULAR STEP Diamond Weight: 1.55ct
Category

21st Century and Contemporary Loose Gemstones

Materials

Diamond, White Diamond

Gubelin Colombian Emerald Carat 5.48 Two Triangular Diamonds Carat 1.65 Ring
By Garavelli
Located in Valenza, IT
triangular white diamonds total carat weight 1.65 These three beautiful stones have been set in a classic
Category

21st Century and Contemporary Italian Contemporary Solitaire Rings

Materials

Diamond, Emerald, 18k Gold

Diamond Multi-Shape Cluster Gold Ring
Located in Beverly Hills, CA
A unique diamond cluster ring featuring large diamonds in almost every shape! They include pear
Category

21st Century and Contemporary American Cocktail Rings

Materials

Diamond, Gold, 14k Gold, White Gold

18 kt yellow Gold Ring with Multifaceted Triangular Citrine Quartz & Diamonds
Located in Milano, IT
diamonds and a unique Citrine Quartz. It is a very versatile ring that may be worn everyday on its own or
Category

2010s Italian Contemporary Fashion Rings

Materials

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

circa 1950s Reversible Triangular Earrings with Diamonds in 14 Karat Yellow Gold
Located in Atlanta, GA
Item Details: These unique mid-century earrings have a design with diamonds on one side and a cut
Category

Vintage 1950s Retro Dangle Earrings

Materials

Diamond, Yellow Gold, 14k Gold

18K Yellow Gold GIA Bezel Triangular Ruby Solitaire Pave Diamond Dome Band Ring
Located in Montclair, NJ
--Certification Details:-- Laboratory: GIA Report Number: 2225712416 Shape: Triangular Cutting Style: Crown
Category

1990s Cocktail Rings

Materials

Diamond, Ruby, 18k Gold, Yellow Gold

Luxle 1.27 Carat T.W Baguette Diamond Triangular Drop Earrings in 14k Rose Gold
Located in New York, NY
These Luxle Round and Baguette Diamond Triangular Drop Earrings are a perfect pair to brighten up
Category

2010s Contemporary Drop Earrings

Materials

Diamond, 14k Gold, Rose Gold

1.67 Carat Oval Diamond Gold Earrings
By Diamond Stars Jewelry, Inc.
Located in New York, NY
VS/SI The Diamonds are abstract cuts, very unusual triangular shapes The earrings measure 0.75" x
Category

21st Century and Contemporary American Contemporary Drop Earrings

Materials

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

GIA Oval shape Natural Sapphire Diamond Platinum Three Stone Ring
Located in Miami, FL
by a pair of genuine triangular diamonds collectively weighing approx.: 0.52 carats, graded G-H color
Category

1990s Modern Three-Stone Rings

Materials

Diamond, Sapphire, Platinum

Dangling Pear Shape Champagne Rose Cut Diamond on 14K Gold Chain
Located in Venice, CA
cognac. The diamond has a triangular pear shape, similar to an equilateral triangle. It is SI2 in clarity
Category

21st Century and Contemporary American Contemporary Pendant Necklaces

Materials

Diamond, 14k Gold, Yellow Gold

Royal Worcester Aesthetic Movement Blue & White Triangular Jug
By Royal Worcester
Located in Bishop's Stortford, Hertfordshire
A very unusual large Aesthetic Movement Royal Worcester triangular shaped blue and white jug dated
Category

Antique 1870s English Aesthetic Movement Pitchers

Materials

Porcelain

French 1930s Diamonds Pavement 18 karat White Gold Platinum Round Shape Ring
Located in Poitiers, FR
ring set in a round shape and paved with old-cut diamonds, the center one being larger. The basket is
Category

Vintage 1930s French Art Deco Engagement Rings

Materials

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

Roman Malakov 0.47 Carats Total Round Shape Diamond Cluster Stud Earrings
By Roman Malakov
Located in New York, NY
triangular design, set in a shared prong basket setting. Diamonds weigh 0.47 carats total and are
Category

21st Century and Contemporary American Contemporary Stud Earrings

Materials

Diamond, 18k Gold, White Gold

PGS Certified Pear Shape Emeralds and GIA Certified Rose Cut Diamond Earrings
Located in Chicago, IL
. Two triangular rose cut diamonds are prong set on the top totaling 2.34 carats with E to G color and
Category

2010s American Contemporary Dangle Earrings

Materials

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

2.23 Carat Rose Cut Diamond Pear Shape Twin Stone 'Toi et Moi' Ring
Located in New York, NY
This twin stone or 'Toi et Moi' ring features a beautifully matched pair of rose cut pear shape
Category

21st Century and Contemporary American Modern Cocktail Rings

Materials

Diamond, Platinum

Unique 3.26 Carat Diamond Rose Cut Pear Shape Twin Stone 'Toi et Moi' Ring
Located in New York, NY
This super unique twin stone or 'Toi et Moi' ring features a pair of rose cut pear shape diamonds
Category

21st Century and Contemporary American Modern Cocktail Rings

Materials

Diamond, Platinum

Rose Cut Diamond Cushion and Pear Shape Three Stone Ring, 2.71 Carats, F/G VS
Located in New York, NY
matched rose cut pear shapes weighing 1.59 carats as side stones. The diamonds are not certified, but are
Category

21st Century and Contemporary American Three-Stone Rings

Materials

Diamond, Platinum

Frank Lloyd Wright, Arnold House Set of Modular Side Tables, Triangular, 1954
By Frank Lloyd Wright
Located in Brooklyn, NY
angles and triangular/diamond shapes. Tables are crafted from black laminate and pine, each is marked
Category

Mid-20th Century American Prairie School Side Tables

Materials

Aluminum

Toi Et Moi Bypass Ring GIA Certified 1.46 Carat D VVS2 & VS1 Pear Shape Rose Cut
Located in New York, NY
This modern take on the "Toi et Moi" ring features a pair of rose cut pear shape diamonds
Category

21st Century and Contemporary American Cocktail Rings

Materials

Diamond, Platinum

Heart Pendant Pave Diamond 925 Silver Diamond Pendant Fine Jewelry Pendant Gift
Located in Chicago, IL
Pave Diamond Triangular Pendant 925 Silver Diamond Arrow Head Pendant Gift Total Carat Weight 0.24
Category

2010s Indian Art Deco Pendant Necklaces

Materials

Diamond, Silver, Sterling Silver

Lithos 18K Yellow Gold Black Diamond Faceted Barrel with White Diamond Studs
Located in Kirkwood, MO
. They are threaded on an 18K yellow gold wire and hang in a triangular shape formed by 18K yellow gold
Category

21st Century and Contemporary American Contemporary Drop Earrings

Materials

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

Rose Cut Diamond Platinum Earrings
Located in New York, NY
A large set of six triangular shape rose cut diamonds, accented with round brilliant-cut diamonds
Category

20th Century American Dangle Earrings

Materials

Diamond, Platinum

Diamond Tassel Necklace, 53.94 Carats
Located in New Orleans, LA
This exquisite diamond tassel necklace, with a total carat weight of 53.94, is a masterpiece of
Category

21st Century and Contemporary Modern Drop Necklaces

Materials

Diamond, 18k Gold, White Gold

Oval Diamond GIA Certified 1.71 Ct. H VS1 Plat Setting with 0.35ct Pear Diamonds
Located in New York, NY
diamonds ,3 on each side that form a triangular shape. Ring size 5 GIA certificate #110209966126 Appraisal
Category

Early 2000s American Modern Engagement Rings

Materials

Diamond, Platinum

2.05 Carat Triangle Diamond Fashion Pendant In Platinum
Located in Chicago, IL
set in platinum. The specific details you provided include a triangular shape for the pendant and a
Category

2010s Pendant Necklaces

Materials

Diamond, Platinum

Rhodolite Garnet Diamond Platinum Ring
Located in Beverly Hills, CA
A unique ring featuring a 4.85 carat rhodolite garnet, which has a lovely triangular shape and
Category

21st Century and Contemporary Fashion Rings

Materials

Diamond, Garnet, Rhodolite, Platinum

Black Onyx Diamond Gold Eternity Band Ring
Located in Beverly Hills, CA
specs of triangular and square shape black onyx. This 18K white gold band works with any outfit, day or
Category

21st Century and Contemporary Band Rings

Materials

Diamond, White Diamond, Onyx, 18k Gold, White Gold

Diamond Ring, 18 Kt. White Gold Pink Red and Natural Sapphire Diamonds Hand Made
Located in Long Beach, CA
triangular shaped diamonds approx. 0.25ct total weight, all SI2 clarity and E/F Color. The domed shape is
Category

21st Century and Contemporary Art Deco Dome Rings

Materials

White Diamond, Pink Sapphire, 18k Gold

14k Elegant Diamond and Tanzanite Cocktail Ring
Located in New York, NY
: Tanzanite ►Gemstone Size/Shape: Faceted, Triangular ►Tanzanite Weight: 1.07 carat ►Diamond Color & Clarity
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Tanzanite

Art Deco Inspired Emerald and Diamond Platinum Ring
Located in Beverly Hills, CA
1.97 carats. Accented by two rectangular carre cut and two triangular cut diamonds with a total weight
Category

21st Century and Contemporary Art Deco Engagement Rings

Materials

Diamond, White Diamond, Emerald, Platinum

11.92 Carat Flower Floating Rosecut Diamond Stud Statement Earring
By Iris Fine Jewelry
Located in New York, NY
around a 0.25 carat center round brilliant diamonds, in a floral motif. Diamond Details Shape Triangular
Category

2010s Stud Earrings

Materials

Diamond, White Gold

Bulgari Sapphire Diamond Bracelet, circa 1980s
By Bulgari
Located in New York, NY
and triangle shape diamonds have been custom cut to fit perfectly within the channel. These modular
Category

20th Century Italian Bangles

Materials

Diamond, Sapphire, 18k Gold

Rose Cut Diamond Necklace And Earrings, 61.28 Carats
Located in New Orleans, LA
ever created for diamonds. Their distinctive shape, with a flat bottom and domed top adorned with
Category

21st Century and Contemporary Victorian Link Necklaces

Materials

Diamond, Platinum

GIA Certified 4 Carat Emerald Cut Diamond Solitaire Ring
By Antinori Fine Jewels
Located in Rome, IT
features two trillion-cut diamonds. These triangular diamonds add a geometric charm and modern flair to the
Category

2010s Unknown Modern Engagement Rings

Materials

Diamond, White Diamond, Emerald

Colombian Emerald and Diamond Flanked Solitaire Ring
Located in London, GB
setting with a weight of 4.30 carats, flanked by two triangular brilliant cut diamonds in open back claw
Category

21st Century and Contemporary Unknown Engagement Rings

Materials

Diamond, Emerald, Platinum

Art Deco Clip in Gold, Platinum, and Diamonds
Located in PARIS, FR
clip features typical geometric designs of the Art Deco era and has a triangular shape. Weight: 13.1
Category

Vintage 1920s Art Deco Brooches

Materials

Diamond, Gold, Platinum

Art Deco Clip in Gold, Platinum, and Diamonds
Art Deco Clip in Gold, Platinum, and Diamonds
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W 0.11 in L 0.13 in
Ella Gafter 16mm South Sea Pearl and Diamond Ring
By Ella Gafter
Located in New York, NY
in any way. The pearl is flanked by a triangular design set with round diamonds of top quality (F-G
Category

21st Century and Contemporary Italian Artist Cocktail Rings

Materials

Diamond, White Diamond, Pearl, South Sea Pearl, 18k Gold, White Gold

Victorian era 18K gold garnet diamond pendant
Located in Versailles, FR
magnificent large garnet cabochon in a rare triangular shape. Also known as the "Carbuncle," this kind of
Category

Antique 19th Century French Victorian Pendant Necklaces

Materials

Diamond, Garnet, 18k Gold

Victorian era 18K gold garnet diamond pendant
Victorian era 18K gold garnet diamond pendant
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H 2.52 in W 0.83 in
.83 Carat Tanzanite Diamond Halo Platinum Pendant Necklace
Located in Stamford, CT
Tanzanite and diamond pendant necklace. Triangular shape tanzanite with a halo of round beaded
Category

21st Century and Contemporary Italian Pendant Necklaces

Materials

Diamond, Tanzanite, Platinum

Edwardian Solitaire Diamond Ring, circa 1910
Located in London, GB
triangular openwork design flowing to a smooth D-shape shank. Marked platinum and 18 carat gold, numbered
Category

Vintage 1910s Unknown Solitaire Rings

Materials

Diamond, Yellow Gold, Platinum

Ruchi New York Diamond Rose-Cut Bracelet
By Ruchi New York
Located in New York, NY
"Heritage Collection" Introducing the exquisite Rose Cut Different Shapes Diamond Bracelet
Category

2010s Hong Kong Contemporary Cuff Bracelets

Materials

Diamond, Gold, 18k Gold, Rose Gold

.925 Sterling Silver 1/25 Carat Round Diamond Fashion Stud Earrings
Located in New York, NY
shape, the pair of earrings is lavishly enriched with pave set round cut diamonds. Defining true
Category

21st Century and Contemporary Indian Contemporary Stud Earrings

Materials

Diamond, White Diamond, Sterling Silver

Art Deco Diamond Platinum Engagement Ring
Located in London, GB
Art Deco diamond engagement ring. Set to centre with a cushion shape old mine diamond, K colour
Category

Early 20th Century French Art Deco Cluster Rings

Materials

Diamond, Platinum

GIA Certified 14.64 Carat Blue Sapphire Diamond Ring
Located in Miami, FL
. certified triangular natural earth mined diamonds, each weighing 1.46 carats (E-color, SI1 clarity) and 1.47
Category

2010s American Contemporary Engagement Rings

Materials

Diamond, Blue Sapphire, 18k Gold

Edwardian Pave Diamond Ring in Marquise Form
Located in Stamford, CT
this style, The diamond weight is approximately 1 ct. Set in a marquise shape, the diamonds are a
Category

Early 20th Century American Edwardian Engagement Rings

Materials

Diamond, 14k Gold

Adamas Pink Sapphire Diamond Pendant Necklace
By Adamas
Located in New York, NY
the allure? The Adamas Pink Sapphire Diamond Necklace is made in Italy in the 21st century, circa
Category

21st Century and Contemporary Italian More Necklaces

Materials

Diamond, Pink Sapphire, 18k Gold, White Gold

Burmese Sapphire and Diamond Cluster Ring, circa 1925
Located in London, GB
triangular old cut diamonds in open back claw and grain settings with an approximate weight of 0.70 carats
Category

Vintage 1920s Art Deco Engagement Rings

Materials

Diamond, Sapphire, Platinum

Ruby and Diamond Tassle Earrings, circa 1920
Located in London, GB
Ruby and diamond tassle earrings. A matching pair of earrings, each set with ten square and
Category

Vintage 1920s Unknown Drop Earrings

Materials

Diamond, Ruby, Yellow Gold, Platinum

Modern Diamonds 18 Karat White Gold Tournaire Alchemy Trilogy Ring
Located in Poitiers, FR
of different shape : square, triangular and round. Total weight of diamonds : 0.50 carat
Category

21st Century and Contemporary French Modern Band Rings

Materials

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

2.50 Carat Natural Rubellite Diamonds in Gold Pendant
Located in Los Angeles, CA
gemstone, known for its vivid pink to red hues, is cut into a distinct triangular shape, resembling a
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, Rubelite, Gold, 14k Gold

GIA Certified 4 Carat Diamond Fancy Yellow VVS1 Engagement Ring
By Antinori Fine Jewels
Located in Rome, IT
with their triangular shape and brilliant sparkle. The ring is masterfully crafted in a combination of
Category

2010s Unknown Contemporary Cocktail Rings

Materials

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

Art Deco 3.51 ct Diamond Emerald Platinum Bracelet circa 1920
Located in Goettingen, DE
natural emeralds 0.35 ct in triangular and square shapes Size 17.5 cm long, max. 1.3 cm wide Weight 18.79g
Category

Vintage 1920s German Art Deco Link Bracelets

Materials

Diamond, Emerald, Platinum

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Triangular Shape Diamond For Sale on 1stDibs

Find the exact triangular shape diamond 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 yellow gold — can elevate any look. Find an antique version now, or shop for 66 vintage or 98 modern creation for a more contemporary example of these cherished accessories. You’re likely to find the perfect triangular shape diamond among the distinctive items we have available, which includes versions made as long ago as the 18th Century as well as those produced as recently as the 21st Century. There have been many well-made iterations of the classic triangular shape diamond over the years, but those made by Iris Fine Jewelry, TOKTAM Conceptual Art Jewelry and Botta gioielli are often thought to be among the most beautiful. Take a look at a triangular shape diamond featuring diamond from our inventory today to add the perfect touch to your look. A round cut version of this piece has appeal, but there are also mixed cut and rose cut versions for sale. When shopping for a triangular shape diamond, you’ll find that there are less available pieces for unisex or men today than there are for women.

How Much is a Triangular Shape Diamond?

Prices for a triangular shape diamond can differ depending upon size, time period and other attributes — at 1stDibs, these accessories begin at $215 and can go as high as $292,102, while this accessory, on average, fetches $6,400.
Questions About Triangular Shape Diamond
  • 1stDibs ExpertNovember 14, 2023
    There is no single most popular diamond stud shape, as trends change from season to season and people's tastes vary. When comparing diamond studs, choose a shape that appeals to you. There are many options to choose from, including round, oval, pear and heart. Shop a large collection of diamond stud earrings on 1stDibs.
  • 1stDibs ExpertNovember 21, 2023
    The most popular diamond earring shape can vary from season to season based on trends. However, some shapes have timeless appeal and always remain in style. Examples include stud earrings in brilliant round, oval and princess cuts. Explore a large selection of diamond earrings from some of the world's top dealers on 1stDibs.
  • 1stDibs ExpertOctober 12, 2021
    A pear-shaped diamond is unique and it often symbolizes independence, strong will, and empowerment. A pear-shaped diamond can also represent wedding tears or tears of joy. It makes for a great choice of stone for an engagement ring.
  • 1stDibs ExpertFebruary 22, 2021
    A triangle shaped diamond is called a Triangular brilliant or a Trilliant or Trillion. They are cut so that there are three equally straight sides and are often cut from shallow double crystals.
  • 1stDibs ExpertNovember 1, 2023
    The most popular shapes for diamond stud earrings include round diamonds and princess cut diamonds. But stud earrings, no matter the shape, generally add a bit of glam to any ensemble. Stud earrings are simple and usually small in size, making them lightweight and easy to wear. Unlike other earrings, stud earrings have a floating appearance. They are often made with a single gemstone, such as a sapphire or emerald, and a straight post that goes through the ear, typically with a rubber or metal backing to hold it in place. Find stud earrings on 1stDibs.
  • 1stDibs ExpertDecember 12, 2023
    The best shape for diamond stud earrings is the one that appeals the most to you. If you want to maximize sparkle, consider earrings with brilliant cuts like the round brilliant, the princess cut, the pear cut or the oval cut. To show off the color and clarity of a diamond, opt for stepped cuts like the emerald, the baguette or the Asscher. Find a large selection of diamond stud earrings on 1stDibs.
  • 1stDibs ExpertJanuary 23, 2024
    Although trends in bridal jewelry change over time, pear-shaped diamond engagement rings tend to remain popular. Jewelry makers have produced pear-shaped diamonds since the 15th century, when a Flemish diamond cutter named Lodewyk van Bercken first mastered the technique. Many people love the sparkle of the cut and find its mix of curves and points to be visually appealing. Find a diverse assortment of pear-shaped diamond engagement rings on 1stDibs.