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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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Violet Trillion Shaped Gemstones
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3.19ct Purplish Violet Amethyst, Trillion, VVS-VS

10 x 10 mm (calibrated)

$ 26.80

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5.57ctw Medium Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 46.79

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2.58ct Medium Violet Amethyst, Trillion, VVS-VS

10 x 10 mm (calibrated)

$ 21.67

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11.97ctw Multicolor Pietersite, Trillion, Opaque

16.8 x 15.9 mm

$ 35.34

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2.79ct Pinkish Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 26.78

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2.29ctw Multicolor Mystic Quartz, Trillion, VVS

7 x 7 mm (calibrated)

$ 19.24

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1.03ctw Bright Red Sapphire, Trillion, VS

4 x 4 mm (calibrated)

$ 120.89

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3.61ctw Cider Orange Moonstone, Trillion, Translucent

8 x 8 mm (calibrated)

$ 9.53

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2.72ctw Sky Blue Topaz, Trillion, VVS-VS

7 x 7 mm (calibrated)

$ 25.13

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1.87ct Reddish Orange Moonstone, Trillion, Translucent

8 x 8 mm (calibrated)

$ 4.49

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34.00ctw Multicolor Fossil Coral, Trillion, Opaque

24.2 x 16 mm

$ 44.88

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0.69ct Orange Brown Citrine, Trillion, VVS-VS

6.3 x 6.1 mm

$ 6.90

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4.99ctw Sky Blue Topaz, Trillion, VVS-VS

6.7 x 7 mm

$ 46.10

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2.87ct Deep Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 26.52

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29.28ctw Multicolor Fossil Coral, Trillion, Opaque

22.2 x 16.3 mm

$ 38.65

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2.03ctw Dark Golden Citrine, Trillion, VS

7 x 7 mm (calibrated)

$ 13.40

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1.71ctw Light Forest Green Sapphire, Trillion, VS

4.5 x 4.5 mm

$ 67.00

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7.37ct Multicolor Ruby-Zoisite, Trillion, Opaque

14.1 x 10.7 mm

$ 26.76

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10.08ct Multicolor Bloodstone, Trillion, Opaque

15 x 15 mm (calibrated)

$ 42.34

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7.43ct Light Pink Morganite, Trillion, Translucent

13 x 13 mm (calibrated)

$ 98.08

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0.92ct Orange-Gold Citrine, Trillion, VVS-VS

7 x 7 mm (calibrated)

$ 7.28

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1.46ctw Multicolor Mystic Quartz, Trillion, VVS

6 x 6 mm (calibrated)

$ 12.26

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4.06ct Multicolor Black Opal, Trillion, Opaque

13.7 x 13.1 mm

$ 146.16

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2.17ct Gold Citrine, Trillion, VVS-VS

9 x 9 mm (calibrated)

$ 20.05

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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

Always find more niche sizes/shapes as my unconventional designs require from this website. Recommending to fellow designers in the creative atmosphere on the usual, specially due to the quality and certification of gems.

Posted By Sina in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have been very happy with my prior purchases and enjoy the website experience.

Posted By Trouble in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

GemSelect is always my first choice for purchasing gemstones. The fact that the gems are always exactly as described and pictured on the website has earned my trust many times over. Even when I don't buy, I still love browsing all the beautiful stones. My new favorites are the bright green Tsavorites!

Posted By Lkcisneros in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

My experience was done with ease

Posted By Barb in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

The citrine gems are beautiful. I appreciated that each stone was individually shown on the website so I could see exactly what I was getting. No mystery person selecting random stones for me. The documentation included with each gem was high quality as well. Great price and arrived as expected.

Posted By Jen in December, 2025
Source: Bizrate
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