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8.57 ctw Black Onyx Gemstones, Onyx Gems in Heart Rose-Cut Shape for Sale.
Photos are of Actual Products for Sale
8.57 ctw Black Onyx Stones, Natural Onyx in Heart Rose-Cut Shape for Sale Onyx Gemstones in 10.5 x 10.5 mm Size for Sale, Onyx Stones in Black Color

8.57ct Natural Black Onyx, Heart Shape, 10.5x10.5 mm

9.6 out of 10
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Onyx Product ID: 721548
Type: Onyx
Onyx Weight: 8.57 ct (total) Onyx 2 gems
avg. 4.29 ct
Onyx Size: mm calibrated Onyx
Onyx Size: 10.5 x 10.5 x 5 mm Onyx
Onyx Exact Size: 10.47 x 10.46 x 4.98 mm
Length x Width x Depth
Onyx Shape: Heart Rose-Cut 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

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$
10.28
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Product Description

These are 8.57 carat natural black Onyx gems, 2 pcs in heart shape with an exact size of 10.47 x 10.46 x 4.98 mm. These loose Onyx gemstones were mined in Sri Lanka and their clarity is Opaque.

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Overall Rating -> 9 star ratings

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

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 2025
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Posted By Becky in October, 2025
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Overall Rating -> 10 star ratings

All good

Posted By DouscheGift in August, 2025
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Overall Rating -> 10 star ratings

Wonderful purchase, can't wait to see the stone.

Posted By Tim in January, 2026
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Overall Rating -> 10 star ratings

Took a chance on purchasing my gemstones from Gemselect and was impressed. 10/10

Posted By KT in September, 2025
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Download Identification Report PDF
BGL Brief Report $ 18.00
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ICA Brief Report $ 90.00
Turnaround Time: 8-12 working days Details
Enlarged Gemstone Image