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Trillion Cut Gemstones

Explore brilliant trillion cut gemstones, perfect for unique and modern jewelry designs.

Trillion Shaped Gemstones Weight
Trillion Shaped Gemstones Size
Trillion Shaped Gemstones Clarity
Trillion Shaped Gemstones Price
Trillion Shaped Gemstones Treatment

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For Example: 8-9
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Green Trillion Shaped Gemstones
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Violet Trillion Shaped Gemstones
White Trillion Shaped Gemstones
Yellow Trillion Shaped Gemstones
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8.49ct Multicolor Ruby-Zoisite, Trillion, Opaque

16.3 x 10.8 mm

$ 28.01

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28.61ctw Multicolor Fossil Coral, Trillion, Opaque

25 x 18 mm (calibrated)

$ 75.53

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15.33ct Light Pineapple Yellow Quartz, Trillion, Transparent

16 x 16 mm (calibrated)

$ 70.84

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121.07ct Multicolor Chrysocolla, Trillion, Opaque

45.1 x 40.4 mm

$ 248.44

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6.21ct Medium Yellow Quartz, Trillion, Transparent

13 x 13 mm (calibrated)

$ 20.49

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20.55ct Multicolor Ammolite, Trillion, Opaque

30 x 22 mm (calibrated)

$ 217.01

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36.35ct Medium Violet Charoite, Trillion, Opaque

30.8 x 20.3 mm

$ 54.53

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0.68ct Dark Golden Citrine, Trillion, VVS-VS

6 x 6 mm (calibrated)

$ 5.27

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2.93ct Medium Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 24.61

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2.89ct Vivid Pink Morganite, Trillion, Transparent

9 x 9 mm (calibrated)

$ 31.79

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0.58ct Teal Sapphire, Trillion, VVS-VS

5 x 4.8 mm

$ 111.36

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2.25ct Amber Orange Spessartite Garnet, Trillion, VVS-VS

7 x 7 mm (calibrated)

$ 652.50

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1.30ct Deep Violet Blue Tanzanite, Trillion, VVS

7 x 7 mm (calibrated)

$ 463.21

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2.83ct Purplish Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 21.79

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0.67ctw Yellowish Green Sapphire, Trillion, VVS-VS

4.2 x 4.1 mm

$ 49.73

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1.54ct Medium Violet Amethyst, Trillion, VS

8 x 8 mm (calibrated)

$ 12.26

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2.99ct Purplish Violet Amethyst, Trillion, VVS-VS

10 x 10 mm (calibrated)

$ 25.12

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3.07ct Medium Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 24.31

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0.36ct Medium Orange-Gold Citrine, Trillion, VVS-VS

5 x 5 mm (calibrated)

$ 3.60

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2.25ct Gold Citrine, Trillion, VVS-VS

9 x 9 mm (calibrated)

$ 14.68

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3.18ct Pinkish Violet Amethyst, Trillion, VVS

10 x 10 mm (calibrated)

$ 26.71

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2.68ct Medium Violet Amethyst, Trillion, VVS-VS

10 x 10 mm (calibrated)

$ 21.23

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1.40ct Light Orange Moonstone, Trillion, Translucent

7.9 x 7.6 mm

$ 3.36

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5.73ctw Medium Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 55.01

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Why Buy Trillion Shaped Gemstones from GemSelect?

Trillion Cut Gemstones for Modern Jewelry

Trillion cut gemstones feature a striking triangular shape with sharp brilliance, making them a popular choice for contemporary jewelry designs and eye-catching center or accent stones.

Shop Loose Trillion Gemstones Online

Browse our selection of loose trillion cut gemstones in a wide variety of colors, sizes, and gem types, all available for secure online purchase with worldwide delivery.

Loose Trillion Cut Gemstones for Jewelry Designs

Triangle Gemstones for Unique Designs

Triangle gemstones, also known as trillion cuts, offer a bold geometric appearance that enhances modern rings, earrings, and pendants with a distinctive and stylish look.

Faceted Trillion Cut Stones

Faceted trillion gemstones are expertly cut to maximize brilliance and light reflection, making them ideal for jewelry that demands sparkle and precision.

Wide Range of Gem Types

Choose from trillion cut sapphires, garnets, amethyst, topaz, and more, each offering unique colors and characteristics to suit different styles and preferences.

Calibrated Trillion Gemstones

Calibrated trillion gemstones are available in standard sizes, making them perfect for pre-designed settings and consistent jewelry production.

Wholesale Trillion Cut Gems

We offer competitive pricing on loose trillion gemstones, ideal for jewelers, designers, and collectors looking to purchase high-quality stones in larger quantities.

Natural and Certified Gemstones

All trillion cut gemstones are natural and carefully selected, with any treatments fully disclosed to ensure transparency and confidence in your purchase.

Learn more about gemstone cuts and shapes on our Gemstone Cutting Information Guide.

FAQs

What is a trillion cut gemstone?

A trillion cut gemstone is a triangular-shaped stone with three equal or slightly curved sides, designed to maximize brilliance and modern appeal.

Are trillion cut gemstones suitable for rings?

Yes, trillion cut gemstones are commonly used in rings, either as center stones or side accents, offering a bold and contemporary look.

Which gemstones are available in trillion cuts?

Many gemstones are available in trillion cuts, including sapphire, garnet, amethyst, citrine, topaz, and more.

Are trillion cut gemstones durable?

Durability depends on the gem type, but care should be taken with the pointed corners, especially when used in rings.

Can I buy trillion cut gemstones in calibrated sizes?

Yes, many trillion gemstones are available in calibrated sizes, making them suitable for standard jewelry settings.

Are all trillion gemstones natural?

Yes, all gemstones are natural, and any treatments are fully disclosed for complete transparency.

GemSelect Certified Store Reviews

GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!

Overall Rating -> 10 star ratings

Found a beautiful opal at a great price. I was not disappointed when it arrived. Even better in person.

Posted By Fried Rice in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I am filling a small treasure chest and picked a nice amethyst.

Posted By VinnyD in August, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Plan on purchasing on an ongoing basis. So far.....so good....

Posted By Jim in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

this site is awesome. I was able to look at the products think about purchasing and come back and find the same products. With the amount of inventory gem select has. Its awesome to be able to filter the way that they allow you too.

Posted By Tommyp in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy picking, fast checkout, secure shipping. Cana't ask for anything more than efficiency and a good price.

Posted By Beman in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

A pleasant experience and many choices to choose from

Posted By Krackenking in November, 2025
Source: Bizrate
Enlarged Gemstone Image