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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

9.6 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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  • Natural certified gemstones

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$
25.70
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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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Posted By Debsarabs in February, 2026
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Found a beautiful opal at a great price. I was not disappointed when it arrived. Even better in person.

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Posted By Botha in March, 2026
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Posted By Happy Customer in June, 2025
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Download Identification Report PDF
BGL Brief Report $ 18.00
Turnaround Time: 3-4 working days Details
AIG Brief Report $ 35.00
Turnaround Time: 5-10 working days Details
ICA Brief Report $ 90.00
Turnaround Time: 8-12 working days Details
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