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3.17 ctw Black Onyx Gemstones, Onyx Gems in Round Cabochon Shape for Sale.
Photos are of Actual Products for Sale
3.17 ctw Black Onyx Stones, Natural Onyx in Round Cabochon Shape for Sale Onyx Gemstones in 7 mm (calibrated) Size for Sale, Onyx Stones in Black Color

3.17ct Natural Black Onyx Gems, Round, Opaque

9.5 out of 10
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Onyx Product ID: 688033
Type: Onyx
Onyx Weight: 3.17 ct (total) Onyx 2 gems
avg. 1.59 ct
Onyx Size: 7 mm calibrated Onyx
Onyx Size: 7.3 mm Onyx
Onyx Exact Size: 7.25 x 3.79 mm
Diameter x Depth
Onyx Shape: Round Cabochon Onyx
Onyx Color: Black Onyx
Onyx Clarity: Opaque Onyx
Onyx Treatment: Dyed
Onyx Origin: Sri Lanka Onyx
Content: 2 pcs
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  • Natural certified gemstones

    Gemstone Laboratories
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$
7.61
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Product Description

These are 3.17 carat natural black Onyx gems, 2 pcs in round shape with an exact size of 7.25 mm x 3.79 mm (avg.). These loose Onyx gemstones were mined in Sri Lanka and their clarity is Opaque.

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Overall Rating -> 10 star ratings

This was a great time as always. The only problem I had was deciding between all the beautiful and affordable stones that met my requirements. I love shopping for sapphires!

Posted By Phoenix in August, 2024
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Overall Rating -> 9 star ratings

I love the gems!

Posted By MM in April, 2025
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Overall Rating -> 10 star ratings

Enjoyed shopping.

Posted By Chris in March, 2025
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Overall Rating -> 10 star ratings

The selection is fantastic, both breadth of stones and selection within type. Check out was very easy.

Posted By LoriV in June, 2024
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Overall Rating -> 9 star ratings

It is a good experience, it is easy to view the item, and easy to check out.

Posted By Neo in November, 2024
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Overall Rating -> 10 star ratings

nothing but good. always have a great selection. I am a hobbyist and only collect. Great prices. I could take all day looking at a small percent of all the gemstone, fantastic

Posted By Steve m. in February, 2025
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Overall Rating -> 9 star ratings

I wish there were options for jewelry settings

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

Always find more niche sizes/shapes as my unconventional designs require from this website. Recommending to fellow designers in the creative atmosphere on the usual, specially due to the quality and certification of gems.

Posted By Sina in April, 2025
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Overall Rating -> 8 star ratings

everything was fine

Posted By Marc in January, 2025
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Turnaround Time: 8-12 working days Details
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