Triangle/Trillion Shape Gemstones

Browse our catalog for beautiful triangle/trillion shaped gemstones
Click the photo of a colored gemstone you are interested in to view more information about that stone.

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Color

Shape

Gemstone

Cut Style

Category

Color

Bicolor Black Blue Brown Color Change Colorless Gray Green Orange Pink Purple Red White Yellow

Shape

Cushion Diamond Shape Fan Freeform Half Moon Heart Hexagon Kite Leaf/Flame Marquise Oval Parallelogram Pear Rectangle Round Sail Shape Shield Square Tapered Triangle/Trillion Unusual

Gemstone

Alexandrite Amethyst Ametrine Andalusite Apatite Aquamarine Beryl Chrysoberyl Citrine Color Change Garnet Gemstones Danburite Emerald Garnet Gypsy Rose Garnet Iolite Malaya Garnet Mali Garnet Mandarin Garnet Morganite Opal Parti Color Sapphires Peridot Prasiolite Quartz Rhodolite Garnet Rubelite Tourmaline Ruby Sapphire Spessartite Garnet Sphene Spinel Sunstone Tanzanite Topaz Tourmaline Tsavorite Garnet Zircon

Cut Style

Cabochon Carving Combination Cut Concave Faceted Flat Faceted Raw Crystal

Category

American Gemstones Australian Sapphire Baby Dyer Gemstones Engagement Ring Gemstones Featured Gem Pendant JD Select Outsourced Low-Profile Montana Sapphire New Pair/Suite Parti Color Sapphires Rare/Unusual StarBrite cut Sapphires

OR Search for Gems (choose 2 or 3) Choose Color Bicolor Black Blue Brown Color Change Colorless Gray Green Orange Pink Purple Red White Yellow Choose Shape Cushion Diamond Shape Fan Freeform Half Moon Heart Hexagon Kite Leaf/Flame Marquise Oval Parallelogram Pear Rectangle Round Sail Shape Shield Square Tapered Triangle/Trillion Unusual Choose Gem Alexandrite Amethyst Ametrine Andalusite Apatite Aquamarine Beryl Chrysoberyl Citrine Color Change Garnet Gemstones Danburite Emerald Garnet Gypsy Rose Garnet Iolite Malaya Garnet Mali Garnet Mandarin Garnet Morganite Opal Parti Color Sapphires Peridot Prasiolite Quartz Rhodolite Garnet Rubelite Tourmaline Ruby Sapphire Spessartite Garnet Sphene Spinel Sunstone Tanzanite Topaz Tourmaline Tsavorite Garnet Zircon

(Or, Perform a Detailed Search)

Teal Australian Sapphire
Super Trillion™ Cut

2.65 carats
7.1 mm
Item# TEA3911H
Retail price: $ 2,386

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New Blue Tourmaline
Starbrite™ Cut (Sold)

2.66 carats
8.3 x 8.3 mm
Item# BGT6951N
Retail price: $ 3,192

SOLD

Parti Color Sapphire
Starbrite™ Cut (Sold)

2.69 carats
8.3 x 8.3 mm
Item# PAS3633N
Retail price: $ 6,726

SOLD

Green Seafoam Tourmaline
Starbrite™ Cut (Sold)

2.75 carats
8.8 x 8.8 mm
Item# GTR8321N
Retail price: $ 2,476

SOLD

Blue Unheated Sapphire
Starbrite™ Cut

2.77 carats
12.0 x 9.2 mm
Item# BSP6577N
Retail price: $ 15,512

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Gypsy Rose Garnet
Super Trillion™ Cut

2.77 carats
7.8 x 7.8 mm
Item# GRG754N
Retail price: $ 914

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Sphene
Super Trillion™ Cut (Sold)

2.78 carats
8.1 x 8.1 mm
Item# SPH789N
Retail price: $ 1,974

SOLD

Gypsy Rose Garnet
Super Trillion™ Cut (Sold)

2.83 carats
7.7 x 7.6 mm
Item# GRG764N
Retail price: $ 934

SOLD

Gypsy Rose Garnet
JD Select™ Outsourced Cut

2.86 carats
8.5 mm
Item# GRG752N
Retail price: $ 643

Add to Cart

Orange Zircon
Regal Radiant™ Cut

2.97 carats
7.7 mm
Item# ZIR025H
Retail price: $ 1,040

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Tanzanite
Super Trillion™ Cut (Sold)

3.00 carats
8.1 mm
Item# TNZ5841H
Retail price: $ 2,970

SOLD

Green Blue Sapphire
Deep Concave™ Cut (Sold)

3.00 carats
8.7 mm
Item# GBS0492N
Retail price: $ 5,880

SOLD

Parti Color Australian Sapphire
Radiant Style Cut

3.01 carats
8.5 mm
Item# PAS0941H
Retail price: $ 2,980

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Dark Green Tourmaline
JD Select™ Outsourced Cut

3.08 carats
9.3 mm
Item# TRO541H
Retail price: $ 363

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Spice Zircon
Radiant Style Cut (Sold)

3.15 carats
7.6 mm
Item# ZIR405H
Retail price: $ 1,008

SOLD

Purple Sapphire
Starbrite™ Cut

3.17 carats
10.4 mm
Item# PRS3994N
Retail price: $ 9,986

Add to Cart

Parti Color Australian Sapphire
Radiant Style Cut

3.18 carats
8.9 mm
Item# PAS8091N
Retail price: $ 3,816

Add to Cart

Green Tourmaline
Super Trillion™ Cut

3.19 carats
8.6 mm
Item# GTR836N
Retail price: $ 1,276

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Blue/Green Sapphire
Radiant Style Cut

3.19 carats
8.2 mm
Item# SAP1592N
Retail price: $ 5,902

Add to Cart

See Outsourced Gems!

View similar JD Select Outsourced gems
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Gypsy Rose Garnet
JD Select™ Outsourced Cut

3.22 carats
8.3 mm
Item# GRG092N
Retail price: $ 725

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Gypsy Rose Garnet
Super Trillion™ Cut

3.22 carats
8.3 x 8.3 mm
Item# GRG745N
Retail price: $ 1,094

Add to Cart

Morganite
Super Trillion™ Cut (Sold)

3.51 carats
9.3 mm
Item# MRG194R
Retail price: $ 982

SOLD

Spice Zircon
Regal Radiant™ Cut

3.52 carats
8.2 mm
Item# ZIR365H
Retail price: $ 1,126

Add to Cart

Parti Color Australian Sapphire
Super Trillion™ Cut

3.54 carats
8.1 mm
Item# PAS0771H
Retail price: $ 3,540

Add to Cart

Purple Spinel
Super Trillion™ Cut (Sold)

3.62 carats
8.4 mm
Item# PRS0181N
Retail price: $ 3,620

SOLD

Pink Tourmaline
Regal Radiant™ Cut

3.71 carats
10.3 mm
Item# PTR899N
Retail price: $ 1,996

Add to Cart

Australian Sapphire
Radiant Style Cut

3.73 carats
9.4 mm
Item# SAP5242H
Retail price: $ 4,850

Add to Cart

Golden Beryl
Deep Concave™ Cut (Sold)

3.77 carats
10.1 mm
Item# GBL023R
Retail price: $ 640

SOLD

Untreated Morganite
Radiant Style Cut

3.92 carats
10.1 mm
Item# MRG487N
Retail price: $ 1,568

Add to Cart

Unheated Yellow Sapphire
Super Trillion™ Cut

4.01 carats
9.3 mm
Item# YSA0793N
Retail price: $ 7,940

Add to Cart

Pink Tourmaline
Starbrite™ Cut

4.06 carats
9.4 mm
Item# PTR9721N
Retail price: $ 2,558

Add to Cart

Green Tourmaline
Radiant Style Cut

4.14 carats
9.7 mm
Item# GRT2421N
Retail price: $ 2,484

Add to Cart

Yellow/Brown Zircon
Radiant Style Cut

4.38 carats
9.4 mm
Item# ZRC696H
Retail price: $ 1,392

Add to Cart

Blue Australian Sapphire
Starbrite™ Cut

4.43 carats
10.9 mm
Item# BSP7893N
Retail price: $ 7,974

Add to Cart

Untreated Morganite
Radiant Style Cut

4.67 carats
11.6 x 9.5 mm
Item# MRG439N
Retail price: $ 1,868

Add to Cart

Mali Garnet
Super Trillion™ Cut (Sold)

4.93 carats
9.9 mm
Item# MAL9741N
Retail price: $ 2,958

SOLD

Morganite
Starbrite™ Cut (Sold)

4.98 carats
11.6 mm
Item# MRG796R
Retail price: $ 1,394

SOLD

Gypsy Rose Garnet
Super Trillion™ Cut

5.03 carats
9.6 mm
Item# GRG407N
Retail price: $ 1,408

Add to Cart

Red Zircon
Regal Radiant™ Cut

5.18 carats
9.7 mm
Item# RBZ928H
Retail price: $ 1,658

Add to Cart

Parti Color Teal Australian Sapphire
Regal Radiant™ Cut

5.24 carats
9.7 mm
Item# SAP4675N
Retail price: $ 11,528

Add to Cart

Sphene
Starbrite™ Cut

5.34 carats
13.8 x 10.7 mm
Item# SPH6791N
Retail price: $ 3,952

Add to Cart

Pink Zircon
Super Trillion™ Cut (Sold)

5.40 carats
8.8 mm
Item# SCZ198H
Retail price: $ 1,782

SOLD

Client Testimonial Zircon
Super Trillion™ Cut (Sold)

5.50 carats
9.0 x 9.0 mm
Item# TST099H
Retail price: $ 1,980

SOLD

Burgundy Zircon
Radiant Style Cut

5.98 carats
11.2 x 9.0 mm
Item# BUR759H
Retail price: $ 1,914

Add to Cart

Chrome Aquamarine
Starbrite™ Cut (Sold)

6.16 carats
19.2 x 12.9 mm
Item# AQU1631N
Retail price: $ 2,722

SOLD

Golden Beryl
Starbrite™ Cut

6.21 carats
12.8 mm
Item# GBL955R
Retail price: $ 1,118

Add to Cart

Oregon Sunstone
Deep Concave™ Cut

6.26 carats
14.6 x 11.1 mm
Item# SUN9732N
Retail price: $ 4,758

Add to Cart

Amethyst
Super Trillion™ Cut (Sold)

6.31 carats
11.8 mm
Item# AMY973N
Retail price: $ 758

SOLD

Citrine
Light Weaver™ Cut (Sold)

6.51 carats
16.9 x 13.3 mm
Item# CIT873H
Retail price: $ 756

SOLD

Oregon Sunstone
Light Weaver™ Cut (Sold)

6.65 carats
13.0 mm
Item# SUN7931N
Retail price: $ 2,794

SOLD

Gypsy Rose Garnet
Super Trillion™ Cut (Sold)

6.66 carats
11.1 mm
Item# GRG997N
Retail price: $ 1,598

SOLD

Morganite
Starbrite™ Cut (Sold)

6.68 carats
13.3 mm
Item# MRG598R
Retail price: $ 1,790

SOLD

Rose Malaya Garnet
Starbrite™ Cut

6.72 carats
11.3 x 11.3 mm
Item# RML479N
Retail price: $ 1,948

Add to Cart

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