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8.01 ctw Black Onyx Gemstones, Onyx Gems in Oval Cabochon Shape for Sale.
Photos are of Actual Products for Sale
8.01 ctw Black Onyx Stones, Natural Onyx in Oval Cabochon Shape for Sale Onyx Gemstones in 13 x 11 mm (calibrated) Size for Sale, Onyx Stones in Black Color

8.01ct Natural Black Onyx, Oval Cut, 13.1x11.1 mm

9.7 out of 10
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Product ID: 673173
Type: Onyx
Weight: 8.01 ct (total) 2 gems
avg. 4.01 ct
Size: 13 x 11 mm calibrated
Size: 13.1 x 11.1 x 3.5 mm
Exact Size: 13.10 x 11.08 x 3.50 mm
Length x Width x Depth
Shape: Oval Cabochon
Color: Black
Clarity: Opaque
Treatment: Dyed
Origin: Sri Lanka
Content: 2 pcs
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Product Description

These are 8.01 carat natural black Onyx gems, 2 pcs in oval shape with an exact size of 13.10 x 11.08 x 3.50 mm. These loose Onyx gemstones were mined in Sri Lanka and their clarity is Opaque.

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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

Very good place to buy gemstones

Posted By Elansary in March, 2026
Source: Bizrate

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
Source: Bizrate

Overall Rating -> 10 star ratings

Found a beautiful opal at a great price. I was not disappointed when it arrived. Even better in person.

Posted By Fried Rice in August, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Will know more once order received

Posted By Jim in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

hassle free experience.

Posted By Jhidron in October, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I think therea's no problem

Posted By Napoleon in August, 2025
Source: Bizrate
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