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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
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For Example: 8-9
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Violet Trillion Shaped Gemstones
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1.38ct Orange-Gold Citrine, Trillion, VS

8 x 8 mm (calibrated)

$ 12.76

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1.62ct Medium Light-Yellow Beryl, Trillion, VVS-VS

8.4 x 8.1 mm

$ 46.66

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4.96ct Light Rose Pink Morganite, Trillion, Transparent

12 x 12 mm (calibrated)

$ 65.47

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2.74ct Medium Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 25.32

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1.96ct Medium Golden Citrine, Trillion, VVS-VS

9 x 9 mm (calibrated)

$ 12.78

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5.73ctw Medium Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 55.01

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1.05ct Medium Yellow Beryl, Trillion, VVS

8 x 8 mm (calibrated)

$ 25.20

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1.98ct Medium Orange Moonstone, Trillion, Translucent

8 x 8 mm (calibrated)

$ 4.75

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5.95ct Multicolor Rainbow Pyrite, Trillion, Opaque

17.3 x 12.4 mm

$ 25.20

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2.98ct Intense Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 19.67

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2.98ct Medium Violet Amethyst, Trillion, VVS-VS

10 x 10 mm (calibrated)

$ 26.90

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0.45ct Yellowish Green Sapphire, Trillion, VVS

4.8 x 4.6 mm

$ 43.20

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3.12ct Pinkish Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 24.71

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0.76ct Multicolor Mystic Quartz, Trillion, VVS

6 x 6 mm (calibrated)

$ 6.38

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0.33ct Salmon Pink Morganite, Trillion, VVS-VS

4.9 x 4.6 mm

$ 17.82

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1.74ct Medium Gold Citrine, Trillion, VVS

9 x 9 mm (calibrated)

$ 13.78

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13.27ct Multicolor Rainbow Pyrite, Trillion, Opaque

22.6 x 18.7 mm

$ 41.40

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6.48ctw Black Onyx, Trillion, Opaque

9.9 x 9.4 mm

$ 7.78

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2.50ctw Swiss Blue Topaz, Trillion, VS

7 x 7 mm (calibrated)

$ 21.54

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0.88ctw Medium Orange Citrine, Trillion, VVS-VS

5.3 x 5.2 mm

$ 8.80

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5.56ctw Pinkish Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 46.70

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1.67ct Medium Gold Citrine, Trillion, VVS

8.4 x 8 mm

$ 14.03

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2.20ct Golden Citrine, Trillion, VVS-VS

9 x 9 mm (calibrated)

$ 14.35

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3.73ctw Multicolor Mystic Quartz, Trillion, VS

8 x 8 mm (calibrated)

$ 26.86

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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

Easy to use. No issues. Large selection of gems.

Posted By CLTCJH in February, 2026
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

I needed a very specific color of tourmaline and Gem Select had it. I had to get the client to agree and then ordered the stone. It arrived better than pictured and we all were very happy.

Posted By Tim W in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Navigating the site was very easy and the photos of the exact gem you would be purchasing was well done.

Posted By HVeeder in February, 2026
Source: Bizrate

Overall Rating -> 8 star ratings

Good prices

Posted By TRM in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was all good

Posted By Debsarabs in February, 2026
Source: Bizrate
Enlarged Gemstone Image