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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
Bi-color Trillion Shaped Gemstones
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Green Trillion Shaped Gemstones
Multicolor Trillion Shaped Gemstones
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Turquoise
Violet Trillion Shaped Gemstones
White Trillion Shaped Gemstones
Yellow Trillion Shaped Gemstones
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4.85ct Multicolor Black Opal, Trillion, Opaque

13 x 13 mm (calibrated)

$ 174.60

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29.73ctw Multicolor Fossil Coral, Trillion, Opaque

22 x 14.2 mm

$ 39.24

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1.71ct Reddish Orange Moonstone, Trillion, Translucent

8 x 8 mm (calibrated)

$ 4.10

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2.51ct Iris Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 23.20

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2.82ct Medium Purplish Violet Amethyst, Trillion, VVS-VS

10 x 10 mm (calibrated)

$ 23.69

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1.72ct Medium Gold Citrine, Trillion, Transparent

8 x 8 mm (calibrated)

$ 15.89

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6.17ct Multicolor Boulder Opal, Trillion, Opaque

14 x 14 mm (calibrated)

$ 37.02

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3.01ct Flamingo Pink Morganite, Trillion, Transparent

10 x 10 mm (calibrated)

$ 39.73

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6.69ctw Black Onyx, Trillion, Opaque

9.9 x 9.4 mm

$ 8.03

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1.43ctw Light Orange Moonstone, Trillion, Translucent

6 x 6 mm (calibrated)

$ 3.44

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2.62ct Medium Violet Amethyst, Trillion, VVS-VS

10 x 10 mm (calibrated)

$ 23.65

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0.92ct Multicolor Sapphire, Trillion, VS

5.9 x 5.6 mm

$ 88.32

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52.58ct Green Uvarovite Garnet Drusy, Trillion, Opaque

38.5 x 28.3 mm

$ 94.64

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0.94ct Very Light Sage Green Tourmaline, Trillion, VS

7 x 6 mm

$ 131.60

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2.31ct Golden Orange Citrine, Trillion, VVS-VS

9 x 9 mm (calibrated)

$ 15.06

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0.76ct Mellow Yellow Beryl, Trillion, VVS-VS

7.1 x 6.6 mm

$ 18.24

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2.47ct Medium Gold Citrine, Trillion, VVS-VS

9 x 9 mm (calibrated)

$ 16.10

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0.95ct Medium Golden Citrine, Trillion, VS

7 x 7 mm (calibrated)

$ 7.15

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2.38ct Bright Gold Citrine, Trillion, VVS-VS

9 x 9 mm (calibrated)

$ 15.53

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1.60ctw Royal Purple Pink Sapphire, Trillion, VS

4 x 4 mm (calibrated)

$ 159.43

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1.31ct Medium Golden Citrine, Trillion, VS

7 x 7 mm (calibrated)

$ 8.65

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2.74ct Medium Violet Amethyst, Trillion, VVS-VS

10 x 10 mm (calibrated)

$ 23.02

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4.84ctw Swiss Blue Topaz, Trillion, VVS-VS

7 x 7 mm (calibrated)

$ 41.72

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2.84ct Light Pinkish Violet Amethyst, Trillion, VVS-VS

10 x 10 mm (calibrated)

$ 27.26

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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

The site provided lots of detail, factual data, and good photos. I also like the availability of searching by price range as well as by the type of stone.

Posted By SLIntuitive Donna in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very good place to buy gemstones

Posted By Elansary in March, 2026
Source: Bizrate

Overall Rating -> 8 star ratings

I visited several online loose stone shops trying to find rare stones. I finally found one that I've been looking for here, and very satisfied. Looking forward to receive the item in 3 weeks.

Posted By Atsu in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Wonderful purchase, can't wait to see the stone.

Posted By Tim in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Very neat and to the point

Posted By Botha in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

So far So good

Posted By VH-1 in July, 2025
Source: Bizrate
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