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Natural Trillion Amethyst Gemstones

Browse natural trillion amethyst gemstones in precise triangle cuts, perfect for modern and custom jewelry designs.

Trillion Amethyst Weight
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Trillion Amethyst Price

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2.85ct Pinkish Violet Amethyst, Trillion, VVS-VS

10 x 10 mm (calibrated)

$ 25.73

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2.82ct Medium Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 23.69

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3.09ct Iris Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 20.40

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2.86ct Pinkish Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 26.42

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3.10ct Medium Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 28.64

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2.68ct Pinkish Violet Amethyst, Trillion, VS

9.9 x 9.6 mm

$ 17.69

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2.97ct Bright Pinkish Violet Amethyst, Trillion, VVS-VS

10 x 10 mm (calibrated)

$ 23.52

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5.50ctw Iris Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 52.80

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2.93ct Medium Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 19.34

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3.06ct Medium Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 25.70

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3.12ct Pinkish Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 24.71

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5.31ctw Light Violet Amethyst, Trillion, VVS-VS

10 x 10 mm (calibrated)

$ 44.60

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2.87ct Pinkish Violet Amethyst, Trillion, VVS

10 x 10 mm (calibrated)

$ 24.11

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3.05ct Bright Pinkish Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 29.28

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3.00ct Medium Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 28.80

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2.82ct Pinkish Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 26.05

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1.35ct Iris Violet Amethyst, Trillion, VS

8 x 8 mm (calibrated)

$ 10.74

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2.92ct Light Pinkish Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 28.03

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3.04ct Medium Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 27.44

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3.00ct Pinkish Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 27.72

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2.86ct Medium Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 24.02

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2.90ct Bright Pinkish Violet Amethyst, Trillion, VVS-VS

10 x 10 mm (calibrated)

$ 22.97

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2.58ct Medium Light Purplish-Violet Amethyst, Trillion, VVS-VS

10 x 10 mm (calibrated)

$ 21.67

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2.96ct Medium Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 26.74

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Why Buy Trillion Amethyst from GemSelect?

Precision-Cut Trillion Amethyst

Our trillion amethyst gemstones are expertly cut into sharp, symmetrical triangle shapes that maximize brilliance and color. These natural stones display rich purple hues and clean facet alignment for outstanding sparkle.

Buy Trillion Amethyst Online

At GemSelect, you can shop trillion cut amethyst gemstones with detailed photos, exact dimensions, and full specifications. Every stone is in stock and ready for secure worldwide shipping.

Trillion Cut Amethyst Gemstones for Jewelry

Triangle Amethyst for Modern Jewelry

The trillion shape is a popular choice for contemporary rings, pendants, and earrings. Its three-sided design creates a bold geometric look while maintaining excellent light performance.

Side Stones & Accent Settings

Trillion amethyst gemstones are often used as side stones in engagement rings or as matching pairs for earrings. Their angular shape complements round, oval, and emerald center stones beautifully.

Natural & Treated Amethyst

All trillion amethyst stones are natural. Any common treatments, such as heat treatment to enhance color, are fully disclosed for complete transparency.

Calibrated Trillion Sizes

We offer both calibrated and free-size trillion cut amethyst, making them suitable for standard jewelry mountings as well as custom-made settings.

February Birthstone

Amethyst is the February birthstone and is associated with clarity and balance. A trillion amethyst makes a unique and meaningful gift for February birthdays.

Learn more about gemstone properties, care, and history on our Amethyst Information Page.

FAQs

What is a trillion cut amethyst?

A trillion cut amethyst is a gemstone shaped into a triangular form with three equal sides. The cut enhances brilliance and offers a modern geometric appearance.

Are your trillion amethyst gemstones natural?

Yes, all our amethyst gemstones are natural. Any treatments, such as heat enhancement, are clearly disclosed in the product details.

Is trillion amethyst suitable for rings?

Yes, with a Mohs hardness of 7, amethyst is durable enough for rings when properly set. Protective prong or bezel settings are recommended for the pointed corners.

Do you offer matching trillion amethyst pairs?

Yes, matching pairs are available and are ideal for earrings or balanced jewelry designs.

What sizes are available in trillion amethyst?

We stock a wide range of sizes, including calibrated measurements suitable for standard mountings and larger stones for statement pieces.

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

Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.

Posted By Happy Customer in June, 2025
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Overall Rating -> 10 star ratings

I love the product and the details about each of them.

Posted By Love It! in July, 2025
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Overall Rating -> 10 star ratings

So far, my experience was great...Thanks

Posted By Kaydi in May, 2025
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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
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Overall Rating -> 10 star ratings

I love the products. I've bought them as gifts and people love my gifts

Posted By Love it! in February, 2026
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Overall Rating -> 10 star ratings

Was a good experience.

Posted By Tim in July, 2025
Source: Bizrate
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