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

4.24ct Natural Black Onyx, Heart, Opaque

9.2 out of 10
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Onyx Product ID: 669131
Type: Onyx
Onyx Weight: 4.24 ct Onyx 1 gem
Onyx Size: 10 x 10 mm calibrated Onyx
Onyx Size: 10.1 x 10 x 5.5 mm Onyx
Onyx Exact Size: 10.11 x 10.03 x 5.46 mm
Length x Width x Depth
Onyx Shape: Heart Cabochon Onyx
Onyx Color: Black Onyx
Onyx Clarity: Opaque Onyx
Onyx Treatment: Dyed
Onyx Origin: Sri Lanka Onyx
Content: 1 pc
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$
5.09
Quantity
3 pieces available
Item in Stock
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Product Description

This is a 4.24 carat natural black Onyx gem, 1 pc in heart shape with an exact size of 10.11 x 10.03 x 5.46 mm. This loose Onyx gemstone was mined in Sri Lanka and its clarity is Opaque.

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Overall Rating -> 10 star ratings

Have made 2 purchases so far from GemSelect and they have been amazing! Anytime I requested additional info, videos or pictures of a particular item, the response was always timely and helpful. This is a great place to buy, if you are looking for loose stones. Highly recommend!

Posted By Britnee Rose in September, 2025
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Easy to conduct search, good amount of stock to select from along with variety of prices.

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Loved everything. High quality, quick shipping, and authentication included.

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Very food

Posted By Keeto in July, 2025
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Overall Rating -> 10 star ratings

I found what I was looking for...had to look up millimeters to inches. It would be nice to see something, like a quarter, in the pix to show relative size. I plan on buy loose gemstones for every month in the calendar

Posted By TheP in January, 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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Will know more once order received

Posted By Jim in September, 2025
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love these guys been ordering since 2000 maybe

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I like the way your website shows us what stone were buying as well the easy way to navigate the site. also knowing the stones are real...

Posted By RED in January, 2025
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