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 Peach Sapphire Pink Purple Red Teal Sapphire 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 Peach Sapphire Pink Purple Red Teal Sapphire 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)

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 (Sold)

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

SOLD

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

New Blue Australian Sapphire
Starbrite™ Cut (Sold)

1.27 carats
7.6 x 7.6 mm
Item# BSP3411H
Retail price: $ 2,286

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

New Deep Blue Australian Sapphire
Starbrite™ Cut (Sold)

1.32 carats
6.6 x 6.6 mm
Item# BSP2211H
Retail price: $ 2,244

SOLD

Peach/Pink Sapphire
Starbrite™ Cut

1.32 carats
6.8 x 6.8 mm
Item# PSP0891N
Retail price: $ 3,960

Add to Cart

Pale Green Sapphire
Starbrite™ Cut

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

Add to Cart

New Parti Color Australian Sapphire
Starbrite™ Cut (Sold)

1.36 carats
6.2 x 6.2 mm
Item# PAS2921H
Retail price: $ 2,584

SOLD

Parti Color Australian Sapphire
Regal Radiant™ Cut (Sold)

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

SOLD

Orange Sapphire
Regal Radiant™ Cut (Sold)

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

SOLD

Parti Color Sapphire
Starbrite™ Cut

1.40 carats
6.5 x 6.5 mm
Item# PAS0621N
Retail price: $ 2,520

Add to Cart

Parti Color Australian Sapphire
Starbrite™ Cut (Sold)

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

SOLD

New Parti Color Australian Sapphire
Starbrite™ Cut (Sold)

1.45 carats
9.6 x 6.5 mm
Item# PAS5821H
Retail price: $ 2,570

SOLD

Pink Sapphire
Starbrite™ Cut

1.45 carats
7.2 mm
Item# PSP5642N
Retail price: $ 4,930

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

Blue Sapphire
Deep Concave™ Cut (Sold)

1.49 carats
6.8 mm
Item# BSP8871N
Retail price: $ 3,576

SOLD

Yelllow Sapphire
Starbrite™ Cut

1.49 carats
6.6 x 6.6 mm
Item# YSP0941N
Retail price: $ 2,980

Add to Cart

Blue Montana Sapphire
Starbrite™ Cut (Sold)

1.57 carats
8.1 mm
Item# BSP9941H
Retail price: $ 2,998

SOLD

Tsavorite Garnet
Dreamscape™ Cut

1.59 carats
10.4 x 6.9 mm
Item# TSV9471N
Retail price: $ 3,498

Add to Cart

Purple Sapphire
Starbrite™ Cut (Sold)

1.59 carats
6.8 mm
Item# PRS6781N
Retail price: $ 3,752

SOLD

White Sapphire
Regal Radiant™ Cut (Sold)

1.59 carats
6.5 mm
Item# PIS2531N
Retail price: $ 2,704

SOLD

Yellow Australian Sapphire
Starbrite™ Cut (Sold)

1.68 carats
7.1 mm
Item# YSP6711H
Retail price: $ 2,352

SOLD

Green Tourmaline
JD Select™ Outsourced Cut

1.69 carats
7.2 mm
Item# TRO022H
Retail price: $ 550

Add to Cart

Green Australian Sapphire
Starbrite™ Cut

1.70 carats
6.9 x 6.9 mm
Item# GSP5161H
Retail price: $ 3,230

Add to Cart

White Sapphire
Super Trillion™ Cut (Sold)

1.71 carats
6.3 mm
Item# WSP988N
Retail price: $ 1,778

SOLD

Gray Sapphire
Deep Concave™ Cut

1.73 carats
6.9 x 6.9 mm
Item# BGR6941H
Retail price: $ 2,992

Add to Cart

Parti Color Peach Montana Sapphire
Radiant Style Cut (Sold)

1.77 carats
7.0 mm
Item# PCS6813H
Retail price: $ 6,372

SOLD

Gypsy Rose Garnet
JD Select™ Outsourced Cut

1.83 carats
7.0 mm
Item# GRG561N
Retail price: $ 413

Add to Cart

Purple Tanzanite
Radiant Style Cut

1.83 carats
7.8 mm
Item# TAN877H
Retail price: $ 1,556

Add to Cart

Dragon Malaya Garnet
Radiant Style Cut

1.83 carats
7.1 mm
Item# DGR7461N
Retail price: $ 3,294

Add to Cart

New Spice Zircon
Radiant Style Cut

1.84 carats
7.2 x 7.1 mm
Item# SZC244N
Retail price: $ 884
Check Availability

Spessartite Garnet
Regal Radiant™ Cut (Sold)

1.87 carats
8.1 x 6.5 mm
Item# SPG245N
Retail price: $ 1,084

SOLD

Tanzanite
Radiant Style Cut (Sold)

1.88 carats
7.9 mm
Item# TNZ347N
Retail price: $ 1,486

SOLD

Parti Color Australian Sapphire
Super Trillion™ Cut (Sold)

1.90 carats
6.3 mm
Item# PAS0041H
Retail price: $ 2,800

SOLD

Light Pink Tourmaline
Starbrite™ Cut (Sold)

1.90 carats
9.0 mm
Item# PTR245N
Retail price: $ 1,084

SOLD

Unheated Parti Color Sapphire
Starbrite™ Cut

1.94 carats
7.9 mm
Item# PAS0491N
Retail price: $ 3,880

Add to Cart

Morganite
Starbrite™ Cut (Sold)

1.95 carats
8.0 mm
Item# MRG223R
Retail price: $ 644

SOLD

Purple Sapphire
Starbrite™ Cut

1.96 carats
7.5 mm
Item# PRS4472N
Retail price: $ 5,488

Add to Cart

Chrome Tourmaline
Radiant Style Cut (Sold)

1.98 carats
8.2 x 7.2 mm
Item# CRT297N
Retail price: $ 1,584

SOLD

Pink Sapphire
Regal Radiant™ Cut

1.99 carats
7.7 x 7.7 mm
Item# PSP6872N
Retail price: $ 5,572
Check Availability

Client Testimonial Sapphire
Super Trillion™ Cut (Sold)

2.01 carats
6.0 x 6.0 mm
Item# TST8163N
Retail price: $ 7,236

SOLD

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