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Home Gemstones Onyx
21.42 ctw Black Onyx Gemstones, Onyx Gems in Pear Checkerboard Shape for Sale.
Photos are of Actual Products for Sale
21.42 ctw Black Onyx Stones, Natural Onyx in Pear Checkerboard Shape for Sale Onyx Gemstones in 18 x 13 mm (calibrated) Size for Sale, Onyx Stones in Black Color

21.42ct Natural Black Onyx, Pear Shape, 17.8x12.8 mm

9.7 out of 10
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Product ID: 722131
Type: Onyx
Weight: 21.42 ct (total) 2 gems
avg. 10.71 ct
Size: 18 x 13 mm calibrated
Size: 17.8 x 12.8 x 7 mm
Exact Size: 17.82 x 12.83 x 7.03 mm
Length x Width x Depth
Shape: Pear Checkerboard
Color: Black
Clarity: Opaque
Treatment: Dyed
Origin: Sri Lanka
Content: 2 pcs
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Product Description

These are 21.42 carat natural black Onyx gems, 2 pcs in pear shape shape with an exact size of 17.82 x 12.83 x 7.03 mm. These loose Onyx gemstones were mined in Sri Lanka and their clarity is Opaque.

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GemSelect Certified Store Reviews

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Overall Rating -> 10 star ratings

Great selection. Maybe too great i kept adding and deleting stuff because i found better looking ones

Posted By Edsor works in October, 2025
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Overall Rating -> 10 star ratings

Would have bought an indigo and selenite, but neither listed. But, you do offer quite a large assortment otherwise.

Posted By JD in July, 2025
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Overall Rating -> 9 star ratings

They have literally everything on this website! The prices are also pretty good, I was able to find plenty of nice stones that I could afford!

Posted By JC in March, 2026
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Overall Rating -> 9 star ratings

Always a good quality stone. Priced fairly and shipped promptly. Answers emails quickly

Posted By Ron T in November, 2025
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Overall Rating -> 10 star ratings

Easy process.

Posted By Crafty Seabee in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Navigating the site was very easy and the photos of the exact gem you would be purchasing was well done.

Posted By HVeeder in February, 2026
Source: Bizrate
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