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8.49 ctw Black Onyx Gemstones, Onyx Gems in Heart Rose-Cut Shape for Sale.
Photos are of Actual Products for Sale
8.49 ctw Black Onyx Stones, Natural Onyx in Heart Rose-Cut Shape for Sale Onyx Gemstones in 10.5 x 10.3 mm Size for Sale, Onyx Stones in Black Color

8.49ct Natural Black Onyx Gems, Heart, Opaque

9.7 out of 10
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Onyx Product ID: 669434
Type: Onyx
Onyx Weight: 8.49 ct (total) Onyx 2 gems
avg. 4.25 ct
Onyx Size: mm calibrated Onyx
Onyx Size: 10.5 x 10.3 x 4.7 mm Onyx
Onyx Exact Size: 10.47 x 10.32 x 4.74 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

    Gemstone Laboratories
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  • 30-day risk free return policy

$
10.19
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Product Description

These are 8.49 carat natural black Onyx gems, 2 pcs in heart shape with an exact size of 10.47 x 10.32 x 4.74 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 feel Gemselect is a trustworthy company to buy from

Posted By Becky in October, 2025
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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

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Great selection. Maybe too great i kept adding and deleting stuff because i found better looking ones

Posted By Edsor works in October, 2025
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Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 2025
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I have a beautiful emerald I purchased from a company names gemselect and they are awesome! You should try them out?

Posted By Lynn in September, 2025
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I love the quality, package and info of your gems.

Posted By Diana in April, 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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When I need a specific stone, gem select is my go to shop. Always a good experience and a great product.

Posted By LeAnn in April, 2025
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Loved everything. High quality, quick shipping, and authentication included.

Posted By Chris in March, 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