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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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3.01ct Medium Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 27.82

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1.83ct Medium Yellow Beryl, Trillion, VVS-VS

9 x 9 mm (calibrated)

$ 48.31

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13.99ct Multicolor Boulder Opal, Trillion, Opaque

20.3 x 17.8 mm

$ 69.95

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2.44ct Very Light Pink Morganite, Trillion, Translucent

9 x 9 mm (calibrated)

$ 29.28

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1.88ct Autumn Yellow Beryl, Trillion, VS

9 x 9 mm (calibrated)

$ 54.14

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2.93ct Medium Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 17.58

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2.85ct Pinkish Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 26.34

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1.75ct Multicolor Mystic Quartz, Trillion, VS

8 x 8 mm (calibrated)

$ 14.70

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1.53ctw Multicolor Mystic Quartz, Trillion, VVS

6 x 6 mm (calibrated)

$ 12.85

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28.71ct Multicolor Jasper, Trillion, Opaque

32.3 x 25.3 mm

$ 20.09

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13.16ct Multicolor Quartz With Marcasite, Trillion, Translucent

17 x 17 mm (calibrated)

$ 86.86

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5.37ctw Sky Blue Topaz, Trillion, VVS-VS

7 x 7 mm (calibrated)

$ 49.62

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6.02ctw Multicolor Pietersite, Trillion, Opaque

14 x 12 mm (calibrated)

$ 17.77

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1.98ct Golden Orange Citrine, Trillion, VVS-VS

9 x 9 mm (calibrated)

$ 12.91

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3.06ct Medium Violet Amethyst, Trillion, VVS-VS

10 x 10 mm (calibrated)

$ 25.70

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2.93ct Purplish Violet Amethyst, Trillion, VVS-VS

10 x 10 mm (calibrated)

$ 24.61

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3.57ctw Medium Light-Orange Moonstone, Trillion, Translucent

8 x 8 mm (calibrated)

$ 8.62

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17.97ct Multicolor Jasper, Trillion, Opaque

22.5 x 17.8 mm

$ 12.29

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15.94ctw Bright Green Aventurine, Trillion, Translucent

13.5 x 18.2 mm

$ 44.39

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0.64ct Gold Sapphire, Trillion, VS

5.5 x 5.4 mm

$ 31.28

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2.55ctw Swiss Blue Topaz, Trillion, VVS-VS

7 x 7 mm (calibrated)

$ 21.42

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1.15ct Dijon Yellow Beryl, Trillion, VS

7 x 7 mm (calibrated)

$ 33.12

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2.18ct Pinkish Violet Amethyst, Trillion, VVS-VS

9 x 9 mm (calibrated)

$ 20.15

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1.45ct Medium Light-Pink Tourmaline, Trillion, VS

7.4 x 7 mm

$ 243.60

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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

Over pretty well experience the your website no complaints about it very easy reliable service provided

Posted By Blas 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

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

Excellent selection of stones -including ones I had never heard of before -nice site and fairly easy to use

Posted By DrD in May, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Been using them for years! Very satisfied with the products.

Posted By PI SC in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I could see the actual gem I was buying

Posted By Bugs in December, 2025
Source: Bizrate
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