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4.46 ct Black Onyx Gemstone, Onyx Gem in Heart Rose-Cut Shape for Sale.
Photos are of Actual Product for Sale
4.46 ct Black Onyx Stone, Natural Onyx in Heart Rose-Cut Shape for Sale Onyx Gemstone in 10.5 x 10.5 mm Size for Sale, Onyx Stone in Black Color

4.46ct Natural Black Onyx, Heart Shape, 10.5x10.5 mm

9.6 out of 10
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Product ID: 721330
Type: Onyx
Weight: 4.46 ct 1 gem
Size: mm calibrated
Size: 10.5 x 10.5 x 5 mm
Exact Size: 10.47 x 10.46 x 4.97 mm
Length x Width x Depth
Shape: Heart Rose-Cut
Color: Black
Clarity: Opaque
Treatment: Dyed
Origin: Sri Lanka
Content: 1 pc
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$
5.35
Quantity
2 pieces available
Item in Stock
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Product Description

This is a 4.46 carat natural black Onyx gem, 1 pc in heart shape with an exact size of 10.47 x 10.46 x 4.97 mm. This loose Onyx gemstone was mined in Sri Lanka and its clarity is Opaque.

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Overall Rating -> 8 star ratings

I've purchased things from GemSelect before. What you see is what you get, which is not always the case with gem sites online. You can find some good value with gem select, and I will buy from them again.

Posted By Meyeusername in March, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

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

Found a beautiful opal at a great price. I was not disappointed when it arrived. Even better in person.

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

A pleasant experience and many choices to choose from

Posted By Krackenking in November, 2025
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Overall Rating -> 9 star ratings

Plan on purchasing on an ongoing basis. So far.....so good....

Posted By Jim in January, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

Everything was good, the purchase was what I expected and what they show is what you get.

Posted By Mr. in March, 2026
Source: Bizrate
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Enlarged Gemstone Image