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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 10.3 mm Size for Sale, Onyx Stone in Black Color

4.46ct Natural Black Onyx, Heart Shape, 10.5x10.3 mm

9.8 out of 10
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Onyx Product ID: 721332
Type: Onyx
Onyx Weight: 4.46 ct Onyx 1 gem
Onyx Size: mm calibrated Onyx
Onyx Size: 10.5 x 10.3 x 5.2 mm Onyx
Onyx Exact Size: 10.47 x 10.30 x 5.15 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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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 10.30 x 5.15 mm. This loose Onyx gemstone was mined in Sri Lanka and its clarity is Opaque.

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Overall Rating -> 10 star ratings

All items were delivered on time with all items meeting or exceeding my expectations. Cut, clarity and color were very close to the photos and description.

Posted By Bob D in December, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

First time using this website. It was both exciting finding things in my price range and things Iam gonna save up for and use in other pieces. I love that the picture of the gem is the exact gem I'll be buying. I haven't tested the gems yes but they said they sold me 100% natural gems.

Posted By Salvo in July, 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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Posted By Beman in September, 2025
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Overall Rating -> 10 star ratings

I was looking for high-quality amethyst on this site, and I was able to compare size, color, and weight in detail before making a purchase.

Posted By Atsuhisa in January, 2026
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