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8.71 ctw Black Onyx Gemstones, Onyx Gems in Heart Rose-Cut Shape for Sale.
Photos are of Actual Products for Sale
8.71 ctw Black Onyx Stones, Natural Onyx in Heart Rose-Cut Shape for Sale Onyx Gemstones in 10.5 x 10.4 mm Size for Sale, Onyx Stones in Black Color

8.71ct Natural Black Onyx Gems, Heart, Opaque

9.2 out of 10
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Onyx Product ID: 669716
Type: Onyx
Onyx Weight: 8.71 ct (total) Onyx 2 gems
avg. 4.36 ct
Onyx Size: mm calibrated Onyx
Onyx Size: 10.5 x 10.4 x 4.9 mm Onyx
Onyx Exact Size: 10.50 x 10.39 x 4.87 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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Product Description

These are 8.71 carat natural black Onyx gems, 2 pcs in heart shape with an exact size of 10.50 x 10.39 x 4.87 mm. These loose Onyx gemstones were mined in Sri Lanka and their clarity is Opaque.

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Overall Rating -> 9 star ratings

Very easy to navigate with a great selection.

Posted By Bar181 in August, 2025
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Posted By Geof in November, 2025
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I love the quality, presentation and the price of the stones. I love the identification card - report they send with each stone.

Posted By Dia in March, 2025
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Overall Rating -> 9 star ratings

I love the gems!

Posted By MM in April, 2025
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I can pick and choose from large selection and find just what I need for .y projects, currently my cane.

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I always purchase my stones from GemSelect, their products are high quality and customer service is always great. I also like the fact that I am able to purchase unique items

Posted By Desperaux in November, 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 $ 62.00
Turnaround Time: 8-12 working days Details
Enlarged Gemstone Image