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4.20 ct Black Onyx Gemstone, Onyx Gem in Heart Rose-Cut Shape for Sale.
Photos are of Actual Product for Sale
4.20 ct Black Onyx Stone, Natural Onyx in Heart Rose-Cut Shape for Sale Onyx Gemstone in 10.4 x 10.3 mm Size for Sale, Onyx Stone in Black Color

4.20ct Natural Black Onyx, Heart, Opaque

9.2 out of 10
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Onyx Product ID: 669895
Type: Onyx
Onyx Weight: 4.20 ct Onyx 1 gem
Onyx Size: mm calibrated Onyx
Onyx Size: 10.4 x 10.3 x 4.9 mm Onyx
Onyx Exact Size: 10.44 x 10.33 x 4.91 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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$
5.04
Quantity
6 pieces available
Item in Stock
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Product Description

This is a 4.20 carat natural black Onyx gem, 1 pc in heart shape with an exact size of 10.44 x 10.33 x 4.91 mm. This loose Onyx gemstone was mined in Sri Lanka and its clarity is Opaque.

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Overall Rating -> 10 star ratings

The stones are very nice.

Posted By Mvk in August, 2025
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Very surprised how quick and efficient it was to checkout and pay. Also found exactly what I was looking for no issues.

Posted By Watson in May, 2025
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Took a chance on purchasing my gemstones from Gemselect and was impressed. 10/10

Posted By KT in September, 2025
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I am filling a small treasure chest and picked a nice amethyst.

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

I have found GemSelect to have the best selections of quality stones at a reasonable price. I like the packaging and the report availability.

Posted By Sam in March, 2025
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Overall Rating -> 10 star ratings

went well

Posted By Doug in May, 2025
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I love the gems and your website, every time I want to buy I usually spend between 6 and 8 hours on your website.

Posted By Bryan De David in April, 2025
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Overall Rating -> 9 star ratings

It was great!

Posted By Annie in September, 2025
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Overall Rating -> 10 star ratings

Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.

Posted By Happy Customer in June, 2025
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ICA Brief Report $ 62.00
Turnaround Time: 8-12 working days Details
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