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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
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Trillion Shaped Gemstones Treatment

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For Example: 8-9
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Violet Trillion Shaped Gemstones
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0.35ct Green Sapphire, Trillion, VVS-VS

4.4 x 4.4 mm

$ 25.88

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1.44ctw Multicolor Mystic Quartz, Trillion, VVS

6 x 6 mm (calibrated)

$ 10.04

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2.30ctw Yellow Beryl, Trillion, VVS-VS

8 x 8 mm (calibrated)

$ 61.35

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18.15ct Multicolor Quartz With Marcasite, Trillion, Transparent

27.1 x 17.9 mm

$ 119.31

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1.86ct Yellow Beryl, Trillion, VVS

9 x 9 mm (calibrated)

$ 44.46

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4.85ctw Purple Rhodolite Garnet, Trillion, VS

5 x 5 mm (calibrated)

$ 42.51

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1.91ct Orange Moonstone, Trillion, Translucent

8 x 8 mm (calibrated)

$ 3.80

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3.78ctw Multicolor Mystic Quartz, Trillion, VVS-VS

8 x 8 mm (calibrated)

$ 22.59

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9.42ctw Black Spinel, Trillion, Opaque

10 x 10 mm (calibrated)

$ 46.91

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0.98ct Yellow Citrine, Trillion, VS

7 x 7 mm (calibrated)

$ 7.52

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3.12ct Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 21.75

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0.86ct Yellow Beryl, Trillion, VVS

7 x 7 mm (calibrated)

$ 17.13

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2.87ct Violet Amethyst, Trillion, VVS-VS

10 x 10 mm (calibrated)

$ 20.01

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2.15ct Yellow Citrine, Trillion, VVS-VS

9 x 9 mm (calibrated)

$ 11.64

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12.51ct White Dendritic Agate, Trillion, Translucent

18.7 x 16.9 mm

$ 24.92

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1.68ct Violet Amethyst, Trillion, VS

9 x 9 mm (calibrated)

$ 12.89

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3.06ct Violet Amethyst, Trillion, VVS-VS

10 x 10 mm (calibrated)

$ 21.33

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2.87ct Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 22.87

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0.50ct Green Sapphire, Trillion, VVS-VS

5 x 4.8 mm

$ 59.76

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0.41ct Green Sapphire, Trillion, VVS

4.7 x 4.6 mm

$ 30.31

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1.61ct Orange Moonstone, Trillion, Translucent

7.7 x 7.5 mm

$ 3.20

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2.92ct Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 22.39

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24.24ct Orange Druzy Citrine, Trillion, Opaque

22.3 x 14.9 mm

$ 37.85

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3.08ct Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 24.54

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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

It's always a pleasure doing business with Gem Select. Outstanding products ant very reasonable prices. Thank You One and All.

Posted By G.W. or Bakyow in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I loved it! Extensive inventory, great prices, I definitely will be buying from here again!

Posted By Lex in April, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I found the filter options excellent. Yours was the third site I visited (asked chat got for reputable online sellers of loose gems) and the first I purchased from as I was able to easily find what I was looking for.

Posted By Kelly in May, 2026
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 -> 10 star ratings

I needed a very specific color of tourmaline and Gem Select had it. I had to get the client to agree and then ordered the stone. It arrived better than pictured and we all were very happy.

Posted By Tim W in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Had a great experience and the prices are great

Posted By BuBx99 in November, 2025
Source: Bizrate
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