Natural Trillion Amethyst Gemstones
Browse natural trillion amethyst gemstones in precise triangle cuts, perfect for modern and custom jewelry designs.
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Bi-color
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Black
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Blue
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Brown
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Golden
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Gray
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Green
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Multicolor
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Orange
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Pink
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Purple
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Red
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Turquoise
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Violet Trillion Amethyst
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White
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Yellow
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Single |
Pairs |
Lots |
Faceted |
Cabochons |
2.51ct Iris Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 23.20
2.63ct Eggplant Violet Amethyst, Trillion, VVS
10 x 10 mm (calibrated)
$ 22.09
2.61ct Iris Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 21.92
3.06ct Iris Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 25.70
1.66ct Iris Violet Amethyst, Trillion, VS
8 x 8 mm (calibrated)
$ 13.21
2.86ct Medium Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 25.82
2.81ct Deep Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 18.55
2.53ct Medium Pinkish Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 24.29
3.06ct Pinkish Violet Amethyst, Trillion, VVS
10 x 10 mm (calibrated)
$ 25.70
5.61ctw Deep Iris Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 47.12
3.06ct Deep Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 29.38
2.89ct Medium Purplish Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 24.28
38.65ct Medium Purplish Violet Amethyst, Trillion, VVS
25.2 x 24.4 mm
$ 309.20
2.32ct Deep Violet Amethyst, Trillion, VVS-VS
9.4 x 9.3 mm
$ 19.49
5.50ctw Iris Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 52.80
2.93ct Medium Purplish Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 24.61
2.91ct Medium Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 26.89
2.51ct Medium Pinkish Violet Amethyst, Trillion, VVS
10 x 10 mm (calibrated)
$ 24.10
2.96ct Medium Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 23.45
2.85ct Medium Pinkish Violet Amethyst, Trillion, VVS
10 x 10 mm (calibrated)
$ 27.36
2.90ct Bright Pinkish Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 22.97
2.88ct Deep Purplish Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 24.19
2.73ct Iris Violet Amethyst, Trillion, VVS
10 x 10 mm (calibrated)
$ 22.93
3.01ct Pinkish Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 27.82
Why Buy Trillion Amethyst from GemSelect?
- Trusted Worldwide Since 2003
- Supplying natural gemstones to jewelers and collectors in 120+ countries
- Verified natural gemstones
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- Secure checkout and insured worldwide delivery
- 30-day returns and satisfaction guarantee
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.
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 
The stones are very nice.
Overall Rating -> 10
It's always a pleasure doing business with Gem Select. Outstanding products ant very reasonable prices. Thank You One and All.
Overall Rating -> 10
I have found GemSelect to have the best selections of quality stones at a reasonable price. I like the packaging and the report availability.
Overall Rating -> 10
I have shopped at Gemselect for nearly 20 years. I especially like that you see pictures of the exact gem you are purchasing. You are a trusted source.
Overall Rating -> 8 
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.
Overall Rating -> 10
I love the quality, package and info of your gems.
