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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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1.50ct Light Yellow Beryl, Trillion, VS

8 x 8 mm (calibrated)

$ 43.20

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2.26ct Medium Gold Citrine, Trillion, VVS-VS

9 x 9 mm (calibrated)

$ 20.88

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1.52ctw Multicolor Mystic Quartz, Trillion, VVS-VS

6 x 6 mm (calibrated)

$ 12.77

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7.59ctw Greenish Yellow Quartz, Trillion, VVS-VS

12 x 12 mm (calibrated)

$ 36.37

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0.72ct Medium Gold Citrine, Trillion, VS

6 x 6 mm (calibrated)

$ 7.20

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1.32ct Light Golden-Yellow Beryl, Trillion, VVS

8 x 7.6 mm

$ 31.68

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1.95ct Golden Citrine, Trillion, VVS-VS

9 x 9 mm (calibrated)

$ 18.02

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15.67ct Multicolor Ammolite, Trillion, Opaque

22.4 x 16.2 mm

$ 206.84

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2.87ct Medium Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 25.91

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0.91ct Medium Yellow Beryl, Trillion, VVS

7 x 7 mm (calibrated)

$ 21.84

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1.44ct Iris Violet Amethyst, Trillion, VS

8 x 8 mm (calibrated)

$ 11.46

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1.59ct Medium Purplish Violet Amethyst, Trillion, VVS-VS

8 x 8 mm (calibrated)

$ 12.59

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3.43ctw Light Reddish Orange Moonstone, Trillion, Translucent

8 x 8 mm (calibrated)

$ 9.06

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0.76ct Light Sage Green Sapphire, Trillion, VVS

5.5 x 5.3 mm

$ 72.96

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2.85ct Medium Purplish Violet Amethyst, Trillion, VVS-VS

10 x 10 mm (calibrated)

$ 23.94

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2.51ct Pinkish Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 22.67

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2.28ctw Sky Blue Topaz, Trillion, VS

6.7 x 6.7 mm

$ 21.07

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7.74ctw Light Yellow Quartz, Trillion, VVS-VS

12 x 12 mm (calibrated)

$ 37.09

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8.90ctw Multicolor Pietersite, Trillion, Opaque

15 x 15 mm (calibrated)

$ 26.27

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3.16ct Black Onyx, Trillion, Opaque

9.8 x 9.3 mm

$ 3.79

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2.91ctw Deep Red Pyrope Garnet, Trillion, VS

4 x 4 mm (calibrated)

$ 26.89

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5.24ctw Multicolor Blue Mystic Quartz, Trillion, VS

9 x 9 mm (calibrated)

$ 18.86

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2.62ct Multicolor Mystic Quartz, Trillion, VS

9 x 9 mm (calibrated)

$ 22.01

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4.17ct Light Coral Pink Morganite, Trillion, Transparent

11 x 11 mm (calibrated)

$ 55.04

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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 -> 9 star ratings

Nothing bad to report. Everything is as expected. The gems and the price are all very good.

Posted By Dafanatic in August, 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

I love the gems!

Posted By MM in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Loved the price and the quality and the certification options which is the main reason why I buy. The guarantee is also a great reason to use gem select.

Posted By Sal in July, 2025
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

this site is awesome. I was able to look at the products think about purchasing and come back and find the same products. With the amount of inventory gem select has. Its awesome to be able to filter the way that they allow you too.

Posted By Tommyp in November, 2025
Source: Bizrate
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