Skip to main content

Trilliant Diamond

12
to
82
493
92
150
134
46
8
6
5
5
3
2
1
168
473
10
7
2
6
5
4
21
20
27
22
16
13
10
439
199
7
645
453
308
242
146
179
605
162
145
88
76
143
74
74
52
38
to
Sort By
Natural Trilliant Diamond Emerald Infinity Pin 14kt
Located in New York, NY
Infinity Design Pin Very Well Made .70ct Natural Trilliant diamond. K-color Si-1 clarity
Category

2010s American Brooches

Materials

Diamond, Emerald, 14k Gold, Yellow Gold

Vintage 14K White Gold Trilliant Diamond Stud Earrings
Located in Venice, CA
Set in 14k white gold, these beautiful trilliant diamond earrings add a geometric pop of sparkle
Category

Vintage 1980s Unknown Modern Stud Earrings

Materials

Diamond, 14k Gold, White Gold

GIA Certified 1.53ct Oval Trilliant Diamond Gold Engagement Ring
Located in Stamford, CT
gold three-stone setting with two well cut trilliant side diamonds. Certified low level F1 clarity
Category

Late 20th Century Engagement Rings

Materials

Diamond, Emerald, 14k Gold, White Gold, Gold

Oscar Heyman Platinum GIA Certified 6.22tcw Trilliant Diamond 'Ballerina' Ring
By Oscar Heyman
Located in New York City, NY
Oscar Heyman platinum 'Ballerina Ring' contains a 2.52ct GIA certified trilliant diamond (F/ SI2
Category

2010s American Contemporary Engagement Rings

Materials

Diamond, Platinum

Diamond Pendant Platinum Curved Trilliant Diamonds
Located in Stamford, CT
Platinum diamond pendant. 16 Inches long with 3 Inch extender. 4 curved trilliant H VS diamonds
Category

Early 2000s Pendant Necklaces

Materials

Diamond, Platinum

Three Stone Ceylon Sapphire & Trilliant Diamond Ring 6.46ct TR.36ct 18k WG
Located in New York, NY
weighing an impressive 6.46 carats. Accompanying the sapphire are two exquisite trilliant diamonds
Category

Antique Mid-19th Century American Contemporary Three-Stone Rings

Materials

Sapphire, Diamond, White Gold, 18k Gold

Trilliant diamond studs 3.44 -3.14 carat
By Issac Nussbaum
Located in New York, NY
Diamond stud earrings. Say NO to boring typical round diamond studs! Shine your OWN way. Amazing
Category

2010s Modern Stud Earrings

Vintage 18K Trilliant Diamond Sapphire Arrow Brooch Pin 4.20cttw
Located in Winter Springs, FL
on H-I color Vs1-Si1 clarity round and trilliant cut diamonds as well as approximately 2.40cttw in
Category

1990s Art Deco Brooches

Materials

Diamond, Sapphire, 18k Gold

1.56 Carat Trilliant Diamond Crossover Ring Modern Era 14 Karat
Located in New York, NY
reality its one nice ring, modern yet simple and durable. 1.06ct. Trilliant natural Diamond Brilliant
Category

2010s American Solitaire Rings

Materials

Diamond, 14k Gold, White Gold

Exquisite Earrings in White Gold, Brown Tahiti Pearls and Trilliant Diamonds
Located in Bari, IT
pearls and ct 0,59 trilliant cut diamonds.
Category

21st Century and Contemporary Italian Modern Clip-on Earrings

Materials

Pearl, Diamond, 18k Gold, White Gold

3.01ct Ruby Cushion Cut Natural Trilliant Diamond 18kt 2-Tone Ring, GIA Cert
Located in Rancho Santa Fe, CA
accented with two trilliant cut diamonds that are .80cttw. The ruby measurement is 8.32 x 7.2 x 5.00 mm
Category

2010s Mozambican Modern Bridal Rings

Materials

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

1.43 Carat Trilliant Natural Diamonds Pendant / Enhancer Slide Omega Necklace
Located in New York, NY
1.18ct. Natural Trilliant diamond pendant. This Trilliant diamond is full of sparkle Very Good
Category

2010s Pendant Necklaces

Materials

Diamond, 14k Gold, White Gold

GIA Certified 7.10ct Natural No Heat Sapphire Diamond Ring Trilliants Unheated
Located in New York, NY
Trilliant diamonds & .75 round diamond accents. G/H color, Vs-2 clarity. 18kt. white gold 9.3 grams
Category

2010s American Solitaire Rings

Materials

Sapphire, White Gold

Royal Blue Cushion Sapphire Diamond Gold Platinum Engagement Ring
Located in Stamford, CT
with 18k yellow gold center and bright white trilliant diamonds. 1 cushion Royal Blue Sapphire, approx
Category

Late 20th Century Engagement Rings

Materials

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

Diana M. Vivid Diamond 23.88ct VS2 GIA With 2 trillants 1.56cts Set In Platinum
By Diana M. Jewels
Located in New York, NY
yellow diamond(GIA# 5161984914) with 1.56 cts tw of trilliant diamonds on the sides
Category

21st Century and Contemporary American Modern Three-Stone Rings

Materials

Diamond, Platinum

Cellini 13.26CT Cushion Burmese Ruby Three-Stone Ring with 2.37 Carat Diamonds
By Giovane
Located in New York, NY
trilliant diamonds in a handmade platinum and 18 kt yellow gold mounting. Ruby total weight 13.26 carats
Category

1990s Italian Contemporary Engagement Rings

Materials

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

1.08 Carat Emerald Three-Stone Diamond with Halo Ring 18 Karat Gold
Located in BEVERLY HILLS, CA
. Complimented with 1.03ct of round brilliant and trilliant diamonds, approximately G/H color and SI clarity
Category

21st Century and Contemporary Contemporary Three-Stone Rings

Materials

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

Alexander 2.50 Carat Emerald with Diamonds Ring 18 Karat Gold
By Alexander Beverly Hills
Located in BEVERLY HILLS, CA
. 2.50 carat emerald cut emerald, apx F2. Complimented with round brilliant and trilliant diamonds
Category

21st Century and Contemporary Modern Three-Stone Rings

Materials

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

Antique 2.20 Carat Old Mine Round Natural Diamonds Ring 18 Karat
Located in New York, NY
clarity Each diamond: 6mm diameter Side trilliant diamonds: .20ct I-color si-2 clarity. 18kt
Category

2010s American Victorian Solitaire Rings

Materials

Diamond, 18k Gold, White Gold

Alexander GIA 13.98ct Colombian Emerald with Diamond 3-Stone Ring 18k Gold
By Alexander Beverly Hills
Located in BEVERLY HILLS, CA
emerald, F2, GIA certified. Complimented with 2 trilliant diamonds, 1.00ct. Approximately G/H color and
Category

21st Century and Contemporary Contemporary Three-Stone Rings

Materials

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

Alexander GIA 7.11 Carat Sapphire with Diamonds Three-Stone Ring 18 Karat Gold
By Alexander Beverly Hills
Located in BEVERLY HILLS, CA
carat cushion sapphire, GIA certified heat. Complimented with a pair of trilliant diamonds, 1.29ct
Category

21st Century and Contemporary American Modern Three-Stone Rings

Materials

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

.91 Carat Diamond White Gold Pendant Necklace
Located in Stamford, CT
Four trilliant diamond clustered pendant necklace. Center diamonds surrounded with a halo of round
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, Gold, 14k Gold, White Gold

Alexander GIA Certified 24.25ct Colombian Emerald & Diamond 3-Stone Ring
By Alexander Beverly Hills
Located in BEVERLY HILLS, CA
24.25 carat Colombian emerald complemented with 2 trilliant diamonds, 1.41ct. Approximately G/H color
Category

21st Century and Contemporary American Contemporary Three-Stone Rings

Materials

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

Alexander 2.58ct Yellow Diamond Cluster Ring 18k Two Tone
By Alexander Beverly Hills
Located in BEVERLY HILLS, CA
approximately fancy intense brownish yellow. 2 trilliant diamonds, 1.48 carats. Both Fancy Yellow color, VS2/SI1
Category

21st Century and Contemporary American Contemporary Cluster Rings

Materials

Yellow Diamond, White Diamond, Diamond, Yellow Gold, White Gold, 18k Gol...

GIA Burma Ruby and Diamond Three Stone Cocktail Ring
Located in Beverly Hills, CA
, 6.15-carat cushion-shaped Burma Purplish Red Ruby. accompanied by two scintillating trilliant diamonds
Category

Vintage 1940s Burmese Retro Three-Stone Rings

Materials

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

Peter Suchy GIA 9.44 Carat Sapphire Diamond Platinum Engagement Ring
By Peter Suchy
Located in Stamford, CT
certified trilliant cut side diamonds with a total carat weight of 3.08cts. Each facet of the sapphire
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, Sapphire, Blue Sapphire, Platinum

Oscar Heyman 1.72 Carat Sapphire & Diamond Gent's Ring
By Oscar Heyman
Located in New York City, NY
trilliant diamonds (I-G/SI1-VS2, 0.23tcw). It is stamped with the makers mark, IRID PLAT, and serial number
Category

2010s American Contemporary Signet Rings

Materials

Diamond, Sapphire, Platinum

Emilio Jewelry 17.37 Carat Vivid Green Oval Emerald Diamond Ring
By Emilio!
Located in New York, NY
frontage width including the side trilliant diamonds. Set in solid Platinum and 18k yellow gold basket
Category

21st Century and Contemporary Three-Stone Rings

Materials

White Diamond, Emerald, 18k Gold, Platinum

New Mini Paw Print 14K White Gold and Diamond Stud Earrings For Multi Piercings
By Alison Nagasue AKN Design
Located in Rutherford, NJ
series with trilliant diamonds. The best feature of the new paw print earrings is their affordability
Category

2010s American Modern Stud Earrings

Materials

Diamond, 14k Gold, White Gold

Mini Paw Print Diamond and 14K White Gold Stud Earrings For Multi Piercings
By Alison Nagasue AKN Design
Located in Rutherford, NJ
worn in multiples. I selected a Trilliant Diamond to be the diamond shape and am pleasantly surprised
Category

2010s American Contemporary Stud Earrings

Materials

Diamond, 14k Gold, White Gold

Triple Row Fancy Diamond Ring Mix Shape 2.94 CT G / SI1-VS In 18K Yellow Gold
Located in New York, NY
trilliant diamonds with a total carat of 2.94. These diamonds are color G and clarity SI2 getting as a
Category

21st Century and Contemporary American Modern Fashion Rings

Materials

White Diamond, Diamond, Yellow Gold, 18k Gold

Peter Suchy 7.39 Carat Pear Aquamarine Diamond White Gold Dangle Earrings
By Peter Suchy
Located in Stamford, CT
classic dangle earrings with trilliant diamond tops. The focal point of these earrings are the two
Category

21st Century and Contemporary Dangle Earrings

Materials

Aquamarine, Diamond, Gold, 14k Gold, White Gold

BENJAMIN FINE JEWELRY 4.87 cts Cushion Ruby with Diamond 18K Ring
By Benjamin Fine Jewelry
Located in New York, NY
Ring 18K, White Gold Ruby : 4.87 cts White Trilliant Diamonds : 1.20 cts Origin : Siam Certificate
Category

21st Century and Contemporary Thai Modern Three-Stone Rings

Materials

Diamond, Ruby, 18k Gold, White Gold

Trilliant Cut Tanzaline and Diamond Pendant
Located in Hong Kong, HK
embellished with four brilliant round diamonds totaling 0.10 carats (G-H color, VS clarity). At a
Category

2010s Hong Kong Contemporary Pendant Necklaces

Materials

Tanzanite, Diamond, 18k Gold, 24k Gold

Asscher and Trilliant Cut Diamond Dome Ring
Located in Coral Gables, FL
18 Karat Yellow Gold Men's Ring Featuring 15 Asscher and Trillant Cut Diamonds Of VS Clarity & G
Category

Late 20th Century Dome Rings

Materials

Diamond, 18k Gold, Yellow Gold

Emilio Jewelry 4.15 Carat Trilliant Cut Diamond Earring
By Emilio!
Located in New York, NY
earring set with all Trilliant cut diamonds! Quality: D-F color vs1-vs2 Diamond Weight: 4.15 carats
Category

21st Century and Contemporary Drop Earrings

Materials

Diamond, 18k Gold

Emilio Jewelry 13.31 Carat Trilliant Cut Diamond Bracelet
By Emilio!
Located in New York, NY
unique bracelet featuring all Trilliant cut Diamonds all recut to match perfectly into a one of a kind
Category

21st Century and Contemporary Tennis Bracelets

Materials

Diamond, 18k Gold

Emilio Jewelry 3.72 Carat Gia Certified Vivid Green Emerald Diamond Ring
By Emilio!
Located in New York, NY
trilliant diamonds set on the side weighing approx .56ct color E/Vvs1 Ring dimensions: 9.50mm long Set in
Category

21st Century and Contemporary Three-Stone Rings

Materials

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

Trilliant-cut Tanzaline Cts 1.05 and Round Diamond Pendant
Located in Hong Kong, HK
round diamonds totaling 0.05 carats. All set in 18k and 24k gold, which weighs 3.6 grams. The
Category

2010s Hong Kong Contemporary Pendant Necklaces

Materials

Diamond, Tanzanite, 18k Gold, 24k Gold

1.63 Carat Natural Princess Cut Diamond Ring 14 Karat Trilliants
Located in New York, NY
Princess & Trillants 1.17ct. Natural Princess brilliant diamond Ring Side (2) Trilliants: .46ct
Category

2010s American Solitaire Rings

Materials

Diamond, 14k Gold, White Gold

0.90tcw 14K Colombian Emerald-Trilliant Cut & Diamond Cluster Statement Ring
Located in Jupiter, FL
A one of a kind, emerald and diamond statement ring. The center stone features a stunning AAA
Category

2010s American Modern Cluster Rings

Materials

Emerald, Diamond, White Gold, 14k Gold, Gold

Blue Purple Trilliant Tanzanite and Diamond Ring-18k Yellow Gold
Located in Honolulu, HI
Blue Purple Tanzanite and Diamond Ring-18k Yellow Gold. Featuring a deep bluish purple color
Category

21st Century and Contemporary American Modern Cocktail Rings

Materials

Diamond, Tanzanite, 18k Gold, Yellow Gold

Trilliant Cut Pink Sapphire and Diamond Ring in 14k Yellow Gold
By Gad & Co.
Located in Miami, FL
Centering a 0.38 Carat Trilliant-Cut Pink Sapphire, accented by 6 Round-Brilliant Cut Diamonds
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, White Diamond, Sapphire, Pink Sapphire, Gold, 14k Gold, Yellow ...

Designer Bracelet with Round and Trilliant Cut Diamonds. D7.94ct.t.w.
Located in Los Angeles, CA
set trilliant cut diamonds. D7.94ct.t.w.
Category

2010s American Cuff Bracelets

Materials

Diamond, 18k Gold

Trilliant Cut Tanzanite and Diamond Pendant Necklace in 18k White Gold
Located in London, GB
presented in different lighting! The tanzanite is suspended from a smaller trilliant cut diamond on a 16
Category

2010s Modern Pendant Necklaces

Materials

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

Georgios Collections 18 Karat White Gold Trilliant Tanzanite and Diamond Ring
By Georgios Collections Inc
Located in Astoria, NY
S.Georgios designer 18 Karat solid White Gold tanzanite and diamond wide band ring all handmade
Category

21st Century and Contemporary Greek Byzantine Band Rings

Materials

Multi-gemstone, Blue Sapphire, Sapphire, Black Diamond, Blue Diamond, Ta...

Natural Blue Trilliant Sapphire and White Diamond 1.84 Carat TW Gold Pendant
Located in New York, NY
natural trilliant cut blue sapphire. The sapphire is surrounded by natural round white diamond melee. This
Category

21st Century and Contemporary American Contemporary Pendant Necklaces

Materials

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

3.26 Carat Enhanced Fancy Color Green Diamond Necklace Side Trilliants 14 Karat
Located in New York, NY
2.46ct. Oval diamond Treated Green color Si-2 clarity *Coating process. .80ct. Side diamonds
Category

2010s American Pendant Necklaces

Materials

Diamond, 14k Gold, White Gold

2.38 Carat Natural Purple Brown Sapphire Trilliant Gold Diamond Engagement Ring
Located in Stamford, CT
Sapphire and diamond engagement ring. GIA certified oval purple/ brown natural no heat, no
Category

Late 20th Century Engagement Rings

Materials

Diamond, Sapphire, 18k Gold, Yellow Gold, Gold

1.90 Carat Natural Vivid Pink Trilliant Sapphire Diamonds Stud Earrings 14 Karat
Located in New York, NY
1.40ct. Natural pink sapphires & .50ct. Diamond stud earrings. modern deco Sapphires: Trilliant
Category

2010s American Stud Earrings

Materials

Diamond, Pink Sapphire, 14k Gold, White Gold

0.65 Carat Trilliant Cut Diamond and 18 Karat Gold Engagement Ring/Band Stack
Located in Miami, FL
Centering a Trilliant-Cut 0.65 carat Diamond, set in an 18K Yellow Gold Engagement Ring, and
Category

21st Century and Contemporary Modern Engagement Rings

Materials

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

Toi et Moi Ring Fancy Intense Yellow Diamond Trilliant & Oval Cut Scarselli GIA
By SCARSELLI
Located in New York, NY
. Trilliant and oval cut intense yellow diamond toi et moi cocktail or engagement ring studded with over 100
Category

2010s American Contemporary Engagement Rings

Materials

Yellow Diamond, 18k Gold, Yellow Gold

14 Karat Gold Solitare Trilliant Salt and Pepper Diamond Ring Enter, 2.04 Carat
Located in San Francisco, CA
This Earthy design solitaire ring features a faceted 2.04 -Carat Salt & Pepper Trilliant Natural
Category

21st Century and Contemporary American Engagement Rings

Materials

Diamond, Yellow Gold

3.30 Carat Trilliant Cabochon Opal and Diamond 18 Carat Gold Cocktail Ring
Located in London, GB
brilliant cut diamonds, mounted atop a very fine gold shank set with diamond shoulders totaling to a diamond
Category

2010s British Modern Cocktail Rings

Materials

Opal, Diamond, Yellow Gold, 18k Gold, Gold

18 Carat White Gold Light Blue Trilliant Cut Aquamarine and Diamond Drop Pendant
Located in Hamilton, AU
brilliant cut diamond. We have named her The Isla Pendant. Her lovely sparkle imbues the wearer with a touch
Category

21st Century and Contemporary Unknown Modern Pendant Necklaces

Materials

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

10 Carats Trilliant Cut Tanzanite Ring Certified B AAA
Located in New York, NY
Style: Trilliant Cut Diamond: Carat Weight: 1.30 Carats Shape: Round Brilliant Cut Settings: Halo
Category

2010s American Cocktail Rings

Materials

Diamond, Tanzanite, 14k Gold, White Gold

GRS Certified Trilliant Cut Burma Ruby and Diamond Long Frame Toi Et Moi Ring
By Gad & Co.
Located in Miami, FL
18k white gold ring with an elongated oval shape. Features two trilliant-cut gemstones: a 0.83
Category

2010s Burmese Modern Cocktail Rings

Materials

Diamond, Ruby, 18k Gold, White Gold

Vivid Diamonds GIA Certified 2.02 Carat Radiant Cut Engagement Ring
By Vivid Diamonds
Located in Miami, FL
certified radiant cut diamond weighing 2.02 carats F color, SI1 clarity, adorned with two trilliant cut
Category

21st Century and Contemporary American Modern Engagement Rings

Materials

Diamond, Platinum

Art Deco Three Stone Diamond Filigree Ring 1 Carat 14 Karat White Gold 5.1 Grams
By Harbor Diamonds
Located in New York, NY
Art Deco three stone ring featuring three round diamonds weighing approixately 1 carat surrounded
Category

Vintage 1930s American Art Deco Three-Stone Rings

Materials

Diamond, 14k Gold, White Gold

Berca GIA Certified, 5.73k Light Yellow Diamond 2.3k White Diamond Ring
By Berca Atelier
Located in Valenza, IT
Diamond(D-E, VVs1)Trilliant Cut 18k White and Rose Gold Timeless, Handcrafted Setting. GIA Certificate
Category

21st Century and Contemporary Italian Contemporary Solitaire Rings

Materials

Yellow Diamond, White Diamond, 18k Gold

  • 1
Get Updated with New Arrivals
Save "Trilliant Diamond", and we’ll notify you when there are new listings in this category.

Trilliant Diamond For Sale on 1stDibs

On 1stDibs, you can find the most appropriate trilliant diamond for your needs in our varied inventory. Frequently made of Gold, 14k Gold and White Gold, this item was constructed with great care. Find an antique version now, or shop for 13 vintage or 48 modern creation for a more contemporary example of these cherished accessories. Finding the perfect trilliant diamond may mean sifting through those created during different time periods — you can find an early version that dates to the 20th Century and a newer variation that were made as recently as the 21st Century. For this particular piece, 1 Carat and 1.5 Carat are consistently popular carat weights. Creating a trilliant diamond has been a part of the legacy of many jewelers, but those produced by Georgios Collections Inc, Lester Lampert and Tiffany & Co. are consistently popular. A trillion cut version of this piece has appeal, but there are also oval cut and emerald cut versions for sale. When shopping for a trilliant diamond, you’ll find that there are less available pieces for unisex or men today than there are for women.

How Much is a Trilliant Diamond?

On average, a trilliant diamond at 1stDibs sells for $5,800, while they’re typically $680 on the low end and $68,500 for the highest priced versions of this item.