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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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3.69ctw Multicolor Blue Mystic Quartz, Trillion, VVS-VS

8 x 8 mm (calibrated)

$ 26.57

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2.79ctw Swiss Blue Topaz, Trillion, VS

7 x 7 mm (calibrated)

$ 25.78

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1.26ct Medium Light-Yellow Beryl, Trillion, VS

8 x 8 mm (calibrated)

$ 30.24

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2.90ct Bright Pinkish Violet Amethyst, Trillion, VVS-VS

10 x 10 mm (calibrated)

$ 22.97

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0.42ct Light Yellow Color-Change Diaspore, Trillion, VS

4.7 x 4.5 mm

$ 26.71

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18.47ctw Multicolor Jasper, Trillion, Opaque

19.7 x 16 mm

$ 13.08

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6.43ct Multicolor Pietersite, Trillion, Opaque

16.5 x 14.9 mm

$ 18.98

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18.53ctw Multicolor Jasper, Trillion, Opaque

19 x 19 mm (calibrated)

$ 13.12

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2.93ct Medium Violet Amethyst, Trillion, VVS-VS

10 x 10 mm (calibrated)

$ 28.13

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3.09ct Medium Violet Amethyst, Trillion, VVS-VS

10 x 10 mm (calibrated)

$ 27.90

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5.56ctw Swiss Blue Topaz, Trillion, VVS-VS

7 x 7 mm (calibrated)

$ 42.81

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0.50ct Gold Citrine, Trillion, VVS-VS

6 x 6 mm (calibrated)

$ 5.00

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1.38ct Light Golden-Yellow Beryl, Trillion, VS

8 x 8 mm (calibrated)

$ 39.74

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0.99ct Multicolor Black Opal, Trillion, Opaque

8.8 x 8 mm

$ 30.58

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2.59ctw Sky Blue Topaz, Trillion, VS

7 x 7 mm (calibrated)

$ 22.32

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3.16ct Pinkish Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 28.52

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0.52ct Green Sapphire, Trillion, VVS-VS

5 x 4.8 mm

$ 49.92

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11.30ct Multicolor Ammolite, Trillion, Opaque

19.5 x 17.2 mm

$ 149.16

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2.24ct Medium Golden Citrine, Trillion, VVS

9 x 9 mm (calibrated)

$ 17.74

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12.51ct White with Black Dendritic Agate, Trillion, Translucent

18.7 x 16.9 mm

$ 30.02

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1.14ct Sky Blue Topaz, Trillion, VS

7 x 7 mm (calibrated)

$ 10.54

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2.18ct Medium Gold Citrine, Trillion, VVS-VS

9 x 9 mm (calibrated)

$ 14.22

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1.94ct Bright Gold Citrine, Trillion, VVS-VS

9 x 9 mm (calibrated)

$ 17.93

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2.01ctw Deep Orange Moonstone, Trillion, Translucent

6 x 6 mm (calibrated)

$ 4.85

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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

went well

Posted By Doug in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great selection. Maybe too great i kept adding and deleting stuff because i found better looking ones

Posted By Edsor works in October, 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

I can pick and choose from large selection and find just what I need for .y projects, currently my cane.

Posted By Darkstar731 in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy and functional

Posted By Dessa in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I love the products. I've bought them as gifts and people love my gifts

Posted By Love it! in February, 2026
Source: Bizrate
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