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

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

Ruby
Starbrite™ Cut (Sold)

0.42 carats
6.2 x 4.3 mm
Item# RUB657N
Retail price: $ 1,512

SOLD

Blue Sapphire
JD Select™ Outsourced Cut

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

Add to Cart

Montana Sapphire
Dreamscape™ Cut (Sold)

0.46 carats
6.0 x 4.8 mm
Item# MSP352H
Retail price: $ 633

SOLD

Rubelite Tourmaline
JD Select™ Outsourced Cut

0.56 carats
5.2 mm
Item# TRO65N
Retail price: $ 168

Add to Cart

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

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

Blue Sapphire
Starbrite™ Cut

0.71 carats
5.6 mm
Item# BSP335H
Retail price: $ 1,066

Add to Cart

Emerald
Starbrite™ Cut (Sold)

0.75 carats
7.4 x 6.0 mm
Item# EME833O
Retail price: $ 676

SOLD

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

0.77 carats
5.7 mm
Item# TRO58N
Retail price: $ 255

Add to Cart

Green Australian Sapphire
Super Trillion™ Cut (Sold)

0.81 carats
5.3 mm
Item# GSP684N
Retail price: $ 972

SOLD

Parti Color Australian Sapphire
Radiant Style Cut (Sold)

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

SOLD

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Blue Australian Sapphire
Super Trillion™ Cut (Sold)

0.88 carats
5.4 mm
Item# BSP825N
Retail price: $ 1,056

SOLD

Green Australian Sapphire
JD Select™ Outsourced Cut (Sold)

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

SOLD

New Purple Sapphire
Deep Concave™ Cut

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

Add to Cart

Pink Sapphire
Starbrite™ Cut (Sold)

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

SOLD

Sphene
Starbrite™ Cut

0.94 carats
6.2 mm
Item# SPH532N
Retail price: $ 588

Add to Cart

Red/Pink Sapphire
Starbrite™ Cut (Sold)

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

SOLD

Pink Sapphire
Starbrite™ Cut

0.97 carats
6.2 mm
Item# PSP528H
Retail price: $ 1,650

Add to Cart

Gypsy Rose Garnet
JD Select™ Outsourced Cut

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

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

Pink Sapphire
Starbrite™ Cut

1.04 carats
5.9 mm
Item# PIS899N
Retail price: $ 1,996

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

New Tsavorite Garnet
Starbrite™ Cut

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

Add to Cart

Green Sapphire
Super Trillion™ Cut (Sold)

1.05 carats
5.6 mm
Item# GSP995N
Retail price: $ 1,198

SOLD

Aquamarine
Regal Radiant™ Cut

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

Add to Cart

New Purple Sapphire
Starbrite™ Cut

1.05 carats
6.0 x 5.9 mm
Item# PRS899N
Retail price: $ 1,996

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
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

Mandarin Garnet
Starbrite™ Cut (Sold)

1.10 carats
6.7 mm
Item# MND803O
Retail price: $ 616

SOLD

Mandarin Garnet
Radiant Style Cut (Sold)

1.11 carats
5.6 x 6.4 mm
Item# MND982N
Retail price: $ 723

SOLD

Parti Color Australian Sapphire
Starbrite™ Cut (Sold)

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

SOLD

Aquamarine
Super Trillion™ Cut

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

Add to Cart

Blue Unheated Sapphire
Radiant Style Cut

1.17 carats
5.5 mm
Item# BSP2931H
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

Yellow Sapphire
Starbrite™ Cut (Sold)

1.20 carats
6.3 x 8.2 mm
Item# YSP087N
Retail price: $ 1,560

SOLD

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

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

Add to Cart

Purple Sapphire
Starbrite™ Cut

1.23 carats
6.3 mm
Item# RSP168N
Retail price: $ 1,722

Add to Cart

Pink Spinel
Starbrite™ Cut (Sold)

1.28 carats
6.4 mm
Item# SPN675N
Retail price: $ 1,152

SOLD

Blue Australian Sapphire
Regal Radiant™ Cut

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

Add to Cart

Peach Sapphire
Radiant Style Cut

1.32 carats
6.1 mm
Item# PAS6732N
Retail price: $ 4,752

Add to Cart

Montana Sapphire
Starbrite™ Cut

1.36 carats
6.8 mm
Item# MSP488N
Retail price: $ 1,768

Add to Cart

Parti Color Australian Sapphire
Regal Radiant™ Cut

1.39 carats
6.6 mm
Item# PAS438N
Retail price: $ 1,668

Add to Cart

Orange Sapphire
Regal Radiant™ Cut (Sold)

1.40 carats
7.0 mm
Item# OSP0331H
Retail price: $ 2,660

SOLD

Parti Color Australian Sapphire
Starbrite™ Cut

1.42 carats
6.3 mm
Item# PAS888H
Retail price: $ 1,776

Add to Cart

Blue Australian Sapphire
Radiant Style Cut (Sold)

1.46 carats
6.6 mm
Item# BSP799H
Retail price: $ 1,994

SOLD

Parti Color Australian Sapphire
Starbrite™ Cut (Sold)

1.47 carats
7.0 mm
Item# PAS899H
Retail price: $ 1,996

SOLD

Color Change Garnet
Regal Radiant™ Cut

1.48 carats
6.3 mm
Item# GRN6771N
Retail price: $ 3,552

Add to Cart

Parti Color Australian Sapphire
Starbrite™ Cut (Sold)

1.49 carats
8.3 x 6.0 mm
Item# PAS969H
Retail price: $ 1,938

SOLD

Mali Garnet
Regal Radiant™ Cut (Sold)

1.49 carats
6.5 mm
Item# MAL373N
Retail price: $ 746

SOLD

Yellow/Green Sapphire
Regal Radiant™ Cut (Sold)

1.49 carats
6.7 mm
Item# YGS899N
Retail price: $ 1,996

SOLD

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