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4.33 ct Black Onyx Gemstone, Onyx Gem in Heart Rose-Cut Shape for Sale.
Photos are of Actual Product for Sale
4.33 ct Black Onyx Stone, Natural Onyx in Heart Rose-Cut Shape for Sale Onyx Gemstone in 10 x 10 mm (calibrated) Size for Sale, Onyx Stone in Black Color

4.33ct Natural Black Onyx, Heart Shape, 10.4x10.4 mm

9.7 out of 10
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Onyx Product ID: 721338
Type: Onyx
Onyx Weight: 4.33 ct Onyx 1 gem
Onyx Size: 10 x 10 mm calibrated Onyx
Onyx Size: 10.4 x 10.4 x 5 mm Onyx
Onyx Exact Size: 10.39 x 10.35 x 4.97 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: 1 pc
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$
5.20
Quantity
5 pieces available
Item in Stock
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Product Description

This is a 4.33 carat natural black Onyx gem, 1 pc in heart shape with an exact size of 10.39 x 10.35 x 4.97 mm. This loose Onyx gemstone was mined in Sri Lanka and its clarity is Opaque.

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Overall Rating -> 10 star ratings

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Posted By Trouble in November, 2025
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Always a good quality stone. Priced fairly and shipped promptly. Answers emails quickly

Posted By Ron T in November, 2025
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Overall Rating -> 10 star ratings

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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Posted By Kaydi in May, 2025
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Overall Rating -> 10 star ratings

The stones are very nice.

Posted By Mvk in August, 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
Enlarged Gemstone Image