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12.30 ct Black Onyx Gemstone, Onyx Gem in Pear Cabochon Shape for Sale.
Photos are of Actual Product for Sale
12.30 ct Black Onyx Stone, Natural Onyx in Pear Cabochon Shape for Sale Onyx Gemstone in 20 x 15 mm (calibrated) Size for Sale, Onyx Stone in Black Color

12.30ct Natural Black Onyx, Pear Shape, 20x14.9 mm

9.6 out of 10
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Onyx Product ID: 672447
Type: Onyx
Onyx Weight: 12.30 ct Onyx 1 gem
Onyx Size: 20 x 15 mm calibrated Onyx
Onyx Size: 20 x 14.9 x 5.3 mm Onyx
Onyx Exact Size: 20.01 x 14.89 x 5.34 mm
Length x Width x Depth
Onyx Shape: Pear Cabochon Onyx
Onyx Color: Black Onyx
Onyx Clarity: Opaque Onyx
Onyx Treatment: Dyed
Onyx Origin: Sri Lanka Onyx
Content: 1 pc
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Product Description

This is a 12.30 carat natural black Onyx gem, 1 pc in pear shape shape with an exact size of 20.01 x 14.89 x 5.34 mm. This loose Onyx gemstone was mined in Sri Lanka and its clarity is Opaque.

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Overall Rating -> 10 star ratings

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

Love the precise descriptions and calibrations of hte loose gemstones. Would like to have seen more variety in the size gem I was looking for.

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Very large selection from affordable to high end I will be coming back to shop again!

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I purchased from you before and I have never been disappointed. I always received what I expected and your products are very nice.

Posted By MVK in July, 2025
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Very good Hoping you will increase your inventory especially in the 6mm Thanks

Posted By Ibie in February, 2025
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