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)

Blue Sapphire
JD Select™ Outsourced Cut (Sold)

0.15 carats
3.4 mm
Item# SAP06H
Retail price: $ 180

SOLD

Red Spinel
JD Select™ Outsourced Cut

0.23 carats
4.0 mm
Item# SPL831N
Retail price: $ 345

Add to Cart

Red Spinel
JD Select™ Outsourced Cut

0.33 carats
4.5 mm
Item# SPL132N
Retail price: $ 578

Add to Cart

New Teal Australian Sapphire
Dreamscape™ Cut (Sold)

0.34 carats
5.7 x 4.7 mm
Item# TEA323H
Retail price: $ 646

SOLD

Blue Sapphire
JD Select™ Outsourced Cut (Sold)

0.42 carats
5.8 x 4.6 mm
Item# SAP252H
Retail price: $ 630

SOLD

Blue/Green Sapphire
Regal Radiant™ Cut

0.44 carats
4.6 x 4.5 mm
Item# BGS693N
Retail price: $ 792

Add to Cart

New Pale Green Montana Sapphire
Starbrite™ Cut

0.46 carats
5.4 x 5.3 mm
Item# GSP414N
Retail price: $ 828

Add to Cart

New Pale Blue Montana Sapphire
Starbrite™ Cut

0.46 carats
5.8 x 5.8 mm
Item# BGS734N
Retail price: $ 874

Add to Cart

New Teal Sapphire
Radiant Style Cut (Sold)

0.50 carats
4.3 mm
Item# BSA004N
Retail price: $ 800

SOLD

Pink Tourmaline
JD Select™ Outsourced Cut

0.57 carats
5.3 mm
Item# TRO36N
Retail price: $ 189

Add to Cart

Mandarin Garnet
JD Select™ Outsourced Cut (Sold)

0.61 carats
5.0 mm
Item# MND89N
Retail price: $ 294

SOLD

Green Sapphire
Deep Concave™ Cut (Sold)

0.61 carats
7.4 x 4.1 mm
Item# GSP503N
Retail price: $ 610

SOLD

Blue Montana Sapphire
Starbrite™ Cut (Sold)

0.62 carats
5.1 x 4.5 mm
Item# BSP484H
Retail price: $ 968

SOLD

New Green Australian Sapphire
Starbrite™ Cut (Sold)

0.64 carats
7.2 x 4.7 mm
Item# GSP806N
Retail price: $ 1,216

SOLD

Blue Australian Sapphire
Radiant Style Cut (Sold)

0.67 carats
5.2 mm
Item# BSP654N
Retail price: $ 912

SOLD

Blue Spinel
Radiant Style Cut (Sold)

0.68 carats
4.8 mm
Item# BSN982N
Retail price: $ 723

SOLD

Purple Sapphire
Deep Concave™ Cut

0.68 carats
7.7 x 4.9 mm
Item# PRS259N
Retail price: $ 1,904

Add to Cart

Parti Color Australian Sapphire
Starbrite™ Cut

0.70 carats
4.9 x 4.9 mm
Item# PAS566H
Retail price: $ 1,330

Add to Cart

Tanzanite
Starbrite™ Cut (Sold)

0.71 carats
5.4 x 6.1 mm
Item# TNZ553H
Retail price: $ 710

SOLD

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Blue Australian Sapphire
Concave Cut

0.75 carats
9.7 x 4.4 mm
Item# BSP054N
Retail price: $ 900

Add to Cart

Rubelite Tourmaline
JD Select™ Outsourced Cut (Sold)

0.78 carats
5.7 mm
Item# TRO68N
Retail price: $ 258

SOLD

Pale Yellow Sapphire
Starbrite™ Cut

0.80 carats
6.1 x 6.1 mm
Item# PYS696N
Retail price: $ 1,392

Add to Cart

Purple Sapphire
Starbrite™ Cut

0.81 carats
6.6 x 6.2 mm
Item# PRS198N
Retail price: $ 1,782

Add to Cart

Pale Green Sapphire
Starbrite™ Cut

0.81 carats
5.6 x 5.6 mm
Item# GSP077H
Retail price: $ 1,540

Add to Cart

Parti Color Australian Sapphire
Radiant Style Cut (Sold)

0.82 carats
5.4 mm
Item# PAS335H
Retail price: $ 1,066

SOLD

Yellow Sapphire
Radiant Style Cut

0.83 carats
5.6 x 4.9 mm
Item# LYS185N
Retail price: $ 1,162

Add to Cart

Yellow Sapphire
Regal Radiant™ Cut

0.84 carats
5.9 x 5.9 mm
Item# PYS897N
Retail price: $ 1,596

Add to Cart

Green Australian Sapphire
JD Select™ Outsourced Cut (Sold)

0.88 carats
6.0 mm
Item# GSP484H
Retail price: $ 968

SOLD

Purple Sapphire
Deep Concave™ Cut

0.88 carats
7.6 x 5.0 mm
Item# PRS088N
Retail price: $ 1,760

Add to Cart

Yellow Sapphire
Dreamscape™ Cut

0.89 carats
9.2 mm
Item# YSP435N
Retail price: $ 1,068

Add to Cart

Parti Color Australian Sapphire
ZigZag™ Cut

0.91 carats
9.9 x 4.5 mm
Item# PAS477H
Retail price: $ 1,548

Add to Cart

Color Change Sapphire
Starbrite™ Cut (Sold)

0.93 carats
5.4 mm
Item# CCS896N
Retail price: $ 1,396

SOLD

Pink Sapphire
Starbrite™ Cut (Sold)

0.94 carats
5.8 x 5.2 mm
Item# PSP398N
Retail price: $ 1,786

SOLD

Red/Pink Sapphire
Starbrite™ Cut (Sold)

0.95 carats
7.0 x 5.3 mm
Item# RPS398N
Retail price: $ 1,786

SOLD

New Blue Sapphire
Starbrite™ Cut (Sold)

0.95 carats
5.3 x 5.3 mm
Item# BSP059H
Retail price: $ 1,900

SOLD

Gypsy Rose Garnet
JD Select™ Outsourced Cut

0.98 carats
5.8 mm
Item# GRG38N
Retail price: $ 249

Add to Cart

Tanzanite
Radiant Style Cut

1.01 carats
7.4 x 4.7 mm
Item# TNZ554H
Retail price: $ 910

Add to Cart

Parti Color Australian Sapphire
Regal Radiant™ Cut

1.03 carats
6.4 mm
Item# PAS747H
Retail price: $ 1,494

Add to Cart

Mandarin Garnet
JD Select™ Outsourced Cut

1.04 carats
6.3 mm
Item# MND781N
Retail price: $ 468

Add to Cart

Kiwi Sapphire
Deep Concave™ Cut

1.04 carats
8.0 x 4.4 mm
Item# KWS676N
Retail price: $ 1,352

Add to Cart

Tsavorite Garnet
Starbrite™ Cut (Sold)

1.04 carats
6.5 mm
Item# TSV0031N
Retail price: $ 2,600

SOLD

Aquamarine
Regal Radiant™ Cut

1.05 carats
6.3 x 6.3 mm
Item# AQU492N
Retail price: $ 735

Add to Cart

Pink Sapphire
Deep Concave™ Cut

1.08 carats
8.3 x 5.8 mm
Item# PSP8541N
Retail price: $ 2,916

Add to Cart

Parti Color Australian Sapphire
Starbrite™ Cut (Sold)

1.08 carats
6.9 x 6.9 mm
Item# PAS997H
Retail price: $ 1,598

SOLD

Parti Color Australian Sapphire
Regal Radiant™ Cut (Sold)

1.09 carats
6.1 mm
Item# PAS367H
Retail price: $ 1,526

SOLD

Parti Color Australian Sapphire
Starbrite™ Cut (Sold)

1.09 carats
5.9 mm
Item# PAS367H
Retail price: $ 1,526

SOLD

Parti Color Australian Sapphire
Starbrite™ Cut (Sold)

1.14 carats
6.3 mm
Item# PAS558H
Retail price: $ 1,710

SOLD

New Green Montana Sapphire
Starbrite™ Cut (Sold)

1.14 carats
7.2 mm
Item# WSA5501N
Retail price: $ 2,110

SOLD

Aquamarine
Super Trillion™ Cut (Sold)

1.15 carats
6.6 mm
Item# AQU933N
Retail price: $ 678

SOLD

Unheated Yellow Sapphire
Starbrite™ Cut

1.15 carats
6.2 mm
Item# YSP0511N
Retail price: $ 2,300

Add to Cart

Blue Unheated Sapphire
Radiant Style Cut

1.17 carats
5.5 mm
Item# BSP2931N
Retail price: $ 2,784

Add to Cart

Pink Sapphire
Starbrite™ Cut

1.18 carats
5.8 mm
Item# PSP8921N
Retail price: $ 2,596

Add to Cart

Parti Color Australian Sapphire
Radiant Style Cut (Sold)

1.20 carats
6.1 mm
Item# PAS828H
Retail price: $ 1,656

SOLD

Blue/Green Montana Sapphire
Super Trillion™ Cut (Sold)

1.22 carats
5.6 mm
Item# BGS8901N
Retail price: $ 2,196

SOLD

Purple Sapphire
Radiant Style Cut (Sold)

1.27 carats
6.5 x 6.4 mm
Item# PPS9941N
Retail price: $ 2,998

SOLD

Tanzanite
Radiant Style Cut

1.28 carats
6.8 mm
Item# TNZ675H
Retail price: $ 1,152

Add to Cart

New Pale Purple Montana Sapphire
Starbrite™ Cut (Sold)

1.31 carats
7.8 mm
Item# PPR4821N
Retail price: $ 2,568

SOLD

Blue Australian Sapphire
Regal Radiant™ Cut

1.32 carats
6.0 mm
Item# BSP647H
Retail price: $ 1,492

Add to Cart

Pale Green Sapphire
Starbrite™ Cut

1.33 carats
6.7 mm
Item# GSP7911N
Retail price: $ 2,394

Add to Cart

Green Australian Sapphire
Starbrite™ Cut

1.38 carats
7.8 mm
Item# GSP669H
Retail price: $ 1,932

Add to Cart

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