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 |
3.01ct Medium Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 25.28
3.17ct Medium Purplish Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 26.63
2.94ct Pinkish Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 28.22
2.92ct Medium Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 19.27
2.93ct Iris Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 24.61
3.03ct Medium Pink Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 25.45
5.75ctw Medium Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 55.20
5.65ctw Medium Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 54.24
2.84ct Light Pinkish Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 27.26
2.82ct Medium Purplish Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 23.69
2.78ct Pinkish Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 25.69
5.59ctw Medium Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 46.96
5.63ctw Medium Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 47.29
2.86ct Medium Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 25.82
3.06ct Medium Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 24.24
2.84ct Purplish Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 23.86
3.13ct Purplish Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 26.29
2.94ct Deep Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 27.17
3.11ct Purplish Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 26.12
2.86ct Medium Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 27.46
2.87ct Deep Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 26.52
2.70ct Medium Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 21.38
2.86ct Light Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 27.46
2.70ct Medium Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 22.68
Why Buy Trillion Amethyst from GemSelect?
- Trusted Worldwide Since 2003
- Supplying natural gemstones to jewelers and collectors in 120+ countries
- Verified natural gemstones
- View All GemSelect Reviews on Bizrate
- 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 -> 9 
The purchasing process is fairly quick and straightforward and for me user friendly so it probably took more or less than 3 minutes to purchase and pay for the items. I wish there was a discount offer for multiple items to encourage us buyers to purchase more an incentive and add more sales in your end. Besides that, it's been a great purchasing experience and will continue to shop as I am a repeat customer and have bought from your store many times before. Thank you.
Overall Rating -> 10 
Over pretty well experience the your website no complaints about it very easy reliable service provided
Overall Rating -> 9
It was fine . Wish there had been more round stones to select from
Overall Rating -> 10
I love the gems and your website, every time I want to buy I usually spend between 6 and 8 hours on your website.
Overall Rating -> 10
Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.
Overall Rating -> 10
I feel Gemselect is a trustworthy company to buy from
