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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 10.4 x 10.4 mm Size for Sale, Onyx Stones in Black Color

8.57ct Natural Black Onyx Gems, Heart, Opaque

9.2 out of 10
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Onyx Product ID: 669675
Type: Onyx
Onyx Weight: 8.57 ct (total) Onyx 2 gems
avg. 4.29 ct
Onyx Size: mm calibrated Onyx
Onyx Size: 10.4 x 10.4 x 5 mm Onyx
Onyx Exact Size: 10.44 x 10.36 x 5.03 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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$
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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 10.44 x 10.36 x 5.03 mm. These loose Onyx gemstones were mined in Sri Lanka and their clarity is Opaque.

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Overall Rating -> 10 star ratings

I am filling a small treasure chest and picked a nice amethyst.

Posted By VinnyD in August, 2025
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selection was broad and the check out was quick. Great site

Posted By JC Karl in September, 2025
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Overall Rating -> 9 star ratings

The checkout said the my ccv was invalid. i had to use another card.

Posted By Ron in April, 2025
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love the site, the experience and the products.

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It was easy to find what I wanted

Posted By Villian in December, 2024
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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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I am never let down by GemSelect. I love that you get the exact stone you want. Shipping is always in a few days. I have spread the word about GemSelect on social media jewelry creating groups that I attend. This sapphire is going to make one gorgeous ring

Posted By Desertchick in April, 2025
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Overall Rating -> 8 star ratings

The website was nice and I bought some gems

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Overall Rating -> 10 star ratings

looked at pink stones and at sapphires bought some sapphires. I love looking and collecting gemstones..

Posted By Steven M. in February, 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