Trillion Cut Necklaces

This pendant is just gorgeous! It is pre-owned but in excellent condition. It was very well cared for. The cut of the stone is just magnificent. It is a Trillion cut citrine stone that measures 16 x 12 x 6 mm and is 4.5 carats. The pendant is accented by diamond accents on top. It is stamped "313 10k". The pendant itself measures 24 mm long and 16.5 mm wide. It is on a 14k Italian Yellow Gold...

Two trillium shaped cabochon aquamarines of 14 mm and 14 x 16 mm are arrainged vertically and set in exquisitely crafted "3 point with spirals and jawan" artisan handcrafted 18K sett...

Solid 14k Gold Natural Emerald Gemstone Pendant Fine Jewelry Genuine Diamond Pendant Details:- Item Code :- PEMJ-1862 Material - 14K Solid Yellow Gold Gold Weight - 5.89 Grams Diam...

This vintage 14k yellow gold pendant features a 1.25-carat tanzanite with a vivid violet-blue hue that stands out beautifully against the warm gold setting. Diamond accents add a tou...

This is a new gorgeous, one-of-a-kind pendant. It has a big beautiful trilliant cut natural quartz that contains veins of natural gold within it. The stone measures 14.2 x 12.4 x 1...

This double strand necklace we created with 10mm faceted round prehnite, 10-12mm faceted trillion cut prehnite, 6mm faceted transparent rondels and mint green pearls. The 14K gold-fi...

This is a wonderful and rare 18ct yellow gold suitcase charm from the luxury jewellery designer Tiffany & Co. The suitcase features a diamond, blue sapphire and ruby that are set...

Presenting our Natural Myanmar Bright Green Jade Carved Bamboo, Ruyi, and Peach Pendant, a stunning double-faced jade piece that beautifully showcases the intricate artistry of jade ...

About : Designed with a crisp geometric character, this 14K White gold pendant necklace combines a trillion-cut smoky quartz with a surrounding arrangement of round brilliant natural...

About : Designed with a crisp geometric character, this 14K yellow gold pendant necklace combines a trillion-cut smoky quartz with a surrounding arrangement of round brilliant natura...

This 18-inch box-chain necklace showcases a striking 1-inch pendant featuring a 4.28-carat trillion-cut Tourmaline in deep burgundy and cherry red hues. The VS-quality stone measures...

--Stone(s):-- (1) Natural Genuine Amethyst - Trillion Cut - Prong Set - Very Nice Deep Purple Color - 21.2x18.8mm (approx.) (8) Natural Genuine Diamonds - Round Brilliant Cut - Prong...

This elegant solitaire pendant showcases a 4.93 carat natural trillion cut garnet, crafted in 925 sterling silver. adorned by 0.03 carats of round diamonds. The pendant features one ...

The centerpiece of this Vintage necklace is an opal weighing 4.13 carats, its surface alive with shifting flashes of color that catch the light with every movement. A trillion cut Pa...

Welcome to Blue Star Gems NY LLC! Discover popular engagement ring & wedding ring All designs from classic to vintage inspired. We offer Joyful jewelry for everyday wear. Just fo...

Embrace the beauty of this stunning jade pendant, crafted from 100% natural, untreated, and undyed Type-A Myanmar jadeite. Hand-carved into an elegant peach shape, this piece showcas...

Here we have a gorgeous, brand new, and custom designed pendant necklace crafted in solid 18k white gold. The triangular shaped pendant features a fine, GIA certified, trillion cut d...

Faye Kim's Platinum Trillion Diamond Station Necklace features a brilliantly cut trillion diamond set along a sleek hand-finished platinum chain. The diamond is positioned to capture...

It comes with the Gemological Appraisal by GIA GG/AJP All gemstones are natural Tanzanite = 3.52 Carats 87 Diamonds = 0.40 Carats Metal: 14K White Gold Dimensions: 24 x 17 x 7 mm Cha...

This estate necklace, an Art Deco design, centers on a 0.25-carat diamond in a striking trilliant cut. It is set with diamond, onyx, pearl, ruby and spinel accents for depth and colo...

Some necklaces sparkle. Triad of Light defines simplicity with intention. At its center rests a Triangle‑Cut Diamond (0.38 cts) — a rare, modern silhouette that radiates crisp, arch...

Delicate and unmistakably Edwardian, this platinum butterfly pendant pairs the era's signature millegrain metalwork with a scattering of old rose-cut diamonds across each wing, their...

S.Georgios designer Silver and Gold 18 Karat two-tone multicolor pendant is crafted from solid 18 Karat yellow gold pieces inlaid to create a unique...

Item Specifications: Metal: 14K Yellow Gold Style: Opal and Diamond Necklace Total Weight: 14.4 Grams Chain Length: ~19" ​ Pendant and Bail Length: ~1.60" Center Gemstone Spec...

This striking aquamarine trillion pendant from the classic Aurora collection is set in a chunky 18k white gold bezel with a fluted bail, accented with three small diamonds for added ...

Anchoring this striking pendant is a rich blue trillion-cut sapphire, its triangular silhouette full of deep, saturated color and lively brilliance. The sapphire is framed by a dazzl...

18K Yellow Gold Diamond and Gemstone Pendant JAGi Certified- Striking and richly detailed, this substantial 18K yellow gold cross pendant is set with a vibrant array of natural gems...

This aquamarine and diamond drop pendant pairs a trillion cut aquamarine with a halo of round brilliant diamonds in 18 karat white gold. The aquamarine, weighing approximately 2.43 c...

Elegant 925 solid sterling silver pendant featuring a stunning natural Boulder Opal weighing 15.7 ct. This Australian opal displays unique patterns and colors, making it a one-of-a-k...

This sophisticated pendant features a vibrant, trillion-cut Swiss Blue Topaz gemstone suspended elegantly beneath a brilliant ribbon-style bale. The interlocking ribbon bale is metic...

This sophisticated pendant features a vibrant, trillion-cut Swiss Blue Topaz gemstone suspended elegantly beneath a brilliant ribbon-style bale. The interlocking ribbon bale is metic...

An exquisite 10 x 16 mm triangular faceted emerald from the Itabira mines in Minas Gerais, Brazil is mounted within a triple layer "line texture" artisanally crafted 18K gold mount, ...

House of Shazzar - A collection of reworked vintage components come together to create amazing one of a kind heirlooms!  This one of a kind necklace features a large specimen of fac...

Trillion shape garnet (approximately 6.5ct) is framed by halo of white diamond. Set in 14K yellow gold and has a decorative under-gallery. Birth stone of January, this simple yet ele...

RareGemWorld's beautiful GIA certified diamond necklace. Mounted in a beautiful 18K yellow gold setting with a natural yellow diamond surrounded by natural round white diamonds. This...

This stunning pendant showcases 3.36 carats of trillion cut amethyst, beautifully set in 925 sterling silver. The striking solitaire design highlights the gemstone's vibrant purple h...

A radiant trillion-shaped citrine pendant set in 14K yellow gold, accented with white diamonds. The vibrant golden hue of the citrine is beautifully enhanced by the sparkle of the di...

14 karat yellow gold Diamond Bow tie "Giraffe" pendant, containing 5 diamonds weighing .25pts. on a 16 inch chain. Specifications: GEMSTONE: 5 Diamonds carat total weight...

• Squash blossom necklace with 6 shield-shaped Rhodonite stations and center naja with 3 Rhodonite cabochons; front double row of striped beads graduates to a single row; oxidized fi...

Large 18K gold plated silver pendant with natural fine quality Boulder Koroit Opal gemstone origin - Australia gem size is 20 x 32 mm stone weight - 58 carats pendant length - 48 mm ...

Elevate your style with this stunning jade pendant, crafted from 100% natural, untreated Type-A Myanmar jadeite. Hand-carved into an elegant vase shape adorned with intricate ruyi an...

Simply Beautiful! Finely detailed Statement Trillion Kunzite and Diamond Gold Pendant. Featuring a securely Hand set Trillion Kunzite, weighing approx. 11.19 Carats. Enhanced with Di...

A 4.37 carat trillion cut mint tourmaline, diamond, and freshwater pearl necklace in 18K white gold by Merkaba Jewelry Beverly Hills, designed for the collector who appreciates rare ...

A rich purple amethyst pendant cut in a fancy trillion shape with a natural diamond halo for a lovely added shine! If you want you can also add a 16-18 inch 0.93 mm gold chain. If yo...

Very Delicate Gold Pearl Necklace The necklace is 18K Yellow Gold The Diamond is heart shaped 0.30 Carats E VS The Fresh Water Cultured Pearl is 9.6mm The chain is 18K Yellow Gold an...

Description Exquisite White Topaz, trillion shape diamond pendant suspended from a 14k white gold chain. Pendant is removable, but not sold separately. Item #N3839 Materials and Wei...

Comes with Gemological Appraisal by GIA GG/AJP All Gemstones are Natural in Origin Ethiopian Opal: 1.08 Carats Black Spinel: 0.74 Carats Metal: Gold Plated Sterling Silver Dimensions...

Gemstone Type : Amethyst Weight : 7.60 Carats Dimensions : 14x13.4x8.9 mm Clarity : Eye Clean Origin : Brazil Color: Purple Shape:Trillion Certificate: On Demand Month: February Purp...

Vintage 14 Karat White Gold Diamond and Emerald Pendant/Brooch- This exquisite piece features 16 diamonds: 12 square cut, 1 baguette, 2 marquis, and 1 trillion. Accented with four t...

18K White Gold Trillion Diamond Designer Pendant Necklace This elegant pendant features a rare 0.7 ct trillion-cut diamond accented by 16 brilliant round diamonds totaling 0.2 carats, all set in polished 18K white gold. Suspended from an 18-inch chain, this lightweight 2-gram pendant combines modern geometric design with timeless sophistication, making it perfect for both everyday wear and special occasions. Details: Metal: 18K White Gold Center Diamond: 1 Trillion-Cut Diamond (0.7 Carat) Accent Diamonds: 16 Brilliant Round Diamonds (Total: 0.2 Carat) Total Diamond Weight: 0.9 Carat Pendant Dimensions: Approximately 1/16" on Each Side Chain Length: 18 Inches Weight: 2 Grams Style: Designer Trillion Diamond Pendant...

The "Sun Princess" Necklace is a one-of-a-kind masterpiece featuring a Druzy Agate carving of a lady's profile by Canadian artist Thomas McPhee. This necklace is adorned with 0.58 ca...

Minimalist Australian Black Opal Necklace 14K Yellow Gold. Free Domestic USPS First Class Shipping! Free Gift Bag or Box with every order! Opal—the queen of gemstones, is one of th...

Silver pendant with natural Boulder Opal gemstone origin - Australia gem size is 10 x 16 mm Opal weight - 5.20 ct pendant length - 25 mm pendant weight - 2.17 gr ref No 25005 All pic...

Silver pendant with natural Boulder Opal opal origin - Australia opal measurements - 0.16 x 3,94 x 1,57 in / 4 x 15 x 40 mm stone weight - 22.70 carat pendant lenght - 51 mm pendant...

This elegant pendant showcases a vibrant 4.61 carat Paraiba tourmaline cut in a striking trillion modified brilliant shape. The gemstone displays a luminous bluish-green color, a sig...

S.Georgios Unique 18 Karat solid Yellow Gold Necklace is one of a kind and is microscopically decorated with 18 Karat gold granulation work and on the background has a gorgeous velve...

This stunning 18-karat white gold necklace features a brilliant 3.03-carat cut-cornered triangular step-cut diamond as its centerpiece, GIA-certified with an F color and SI1 clarity ...

A Cascade of Warm Pink & White Light — Trillion Pink Sapphire & Diamond Fringe Necklace in 14K Solid Yellow Gold Details:- Item Code :- NEMJ-903 Material - 14K Solid Yellow ...

It comes with the Gemological Appraisal by GIA GG/AJP All gemstones are natural Tanzanite = 3.52 Carats 87 Diamonds = 0.40 Carats Metal: 14K White Gold Dimensions: 24 x 17 x 7 mm Cha...

Cat Fire Opal Moonstone & Diamond Necklace 14k Yellow Gold. Free Domestic USPS First Class Shipping! Free Gift Bag or Box with every order! Opal—the queen of gemstones, is one of t...