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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: 6-7
For Example: 8-9
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Violet Trillion Shaped Gemstones
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Yellow Trillion Shaped Gemstones
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0.62ct Yellow Sapphire, Trillion, VVS-VS

5.5 x 5.4 mm

$ 25.16

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1.06ct Multicolor Mystic Quartz, Trillion, VVS

7 x 7 mm (calibrated)

$ 7.39

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3.11ct Violet Amethyst, Trillion, VVS-VS

10 x 10 mm (calibrated)

$ 21.68

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12.28ctw Multicolor Pietersite, Trillion, Opaque

17 x 17 mm (calibrated)

$ 40.35

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19.83ct Multicolor Boulder Opal, Trillion, Opaque

22.8 x 21.2 mm

$ 65.18

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2.78ctw Blue Topaz, Trillion, VVS-VS

7 x 7 mm (calibrated)

$ 19.89

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2.90ct Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 22.24

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2.58ct Yellow Citrine, Trillion, VVS-VS

9 x 9 mm (calibrated)

$ 13.98

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2.28ct Yellow Citrine, Trillion, VVS-VS

9 x 9 mm (calibrated)

$ 17.49

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3.71ctw Orange Moonstone, Trillion, Translucent

8 x 8 mm (calibrated)

$ 7.39

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1.71ctw Green Sapphire, Trillion, VS

4.5 x 4.5 mm

$ 55.61

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1.02ct Yellow Citrine, Trillion, VS

7 x 7 mm (calibrated)

$ 7.82

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0.90ct Yellow Citrine, Trillion, VS

7 x 7 mm (calibrated)

$ 6.91

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1.40ctw Multicolor Mystic Quartz, Trillion, VVS

6 x 6 mm (calibrated)

$ 9.76

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0.80ct Orange Sphalerite, Trillion, VS-SI

5.7 x 5.5 mm

$ 39.84

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1.43ctw Orange Moonstone, Trillion, Translucent

6 x 6 mm (calibrated)

$ 2.86

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1.48ctw Multicolor Mystic Quartz, Trillion, VVS-VS

6 x 6 mm (calibrated)

$ 10.32

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2.42ct Yellow Citrine, Trillion, VVS-VS

9 x 9 mm (calibrated)

$ 13.10

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5.35ctw Violet Amethyst, Trillion, VVS-VS

10 x 10 mm (calibrated)

$ 37.30

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2.11ct Yellow Citrine, Trillion, VVS-VS

9 x 9 mm (calibrated)

$ 9.25

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4.43ct Multicolor Rainbow Pyrite, Trillion, Opaque

19.5 x 11.7 mm

$ 15.58

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1.72ct Yellow Citrine, Trillion, VVS-VS

8.3 x 8.1 mm

$ 10.65

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2.27ct Yellow Citrine, Trillion, VVS-VS

9 x 9 mm (calibrated)

$ 12.28

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2.93ct Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 14.59

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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 -> 8 star ratings

First time using this website. It was both exciting finding things in my price range and things Iam gonna save up for and use in other pieces. I love that the picture of the gem is the exact gem I'll be buying. I haven't tested the gems yes but they said they sold me 100% natural gems.

Posted By Salvo in July, 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

Easy and good price

Posted By Bry_guy in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Very large selection from affordable to high end I will be coming back to shop again!

Posted By GreenGator in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

On the clarity options it goes "and better" so if youre looking for si specifically and you click si and better it still shows you basically everything. It just removes the opaques. Itd be nice if it was vs only, vss only, si only, etc

Posted By Iamnotakrustykrab in December, 2025
Source: Bizrate
Enlarged Gemstone Image