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1.24 ct Black Onyx Gemstone, Onyx Gem in Round Cabochon Shape for Sale.
Photos are of Actual Product for Sale
1.24 ct Black Onyx Stone, Natural Onyx in Round Cabochon Shape for Sale Onyx Gemstone in 6.5 mm (calibrated) Size for Sale, Onyx Stone in Black Color

1.24ct Natural Black Onyx, Round Cut, 6.31 mm

9.6 out of 10
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Product ID: 687945
Type: Onyx
Weight: 1.24 ct 1 gem
Size: 6.5 mm calibrated
Size: 6.3 mm
Exact Size: 6.31 x 4.15 mm
Diameter x Depth
Shape: Round Cabochon
Color: Black
Clarity: Opaque
Treatment: Dyed
Origin: Sri Lanka
Content: 1 pc
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$
2.98
Quantity
4 pieces available
Item in Stock
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Product Description

This is a 1.24 carat natural black Onyx gem, 1 pc in round shape with an exact size of 6.31 mm x 4.15 mm . This loose Onyx gemstone was mined in Sri Lanka and its clarity is Opaque.

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Overall Rating -> 10 star ratings

Great site for finding specific stones and sizes for individual pieces of jewelry

Posted By Designer in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Loved the price and the quality and the certification options which is the main reason why I buy. The guarantee is also a great reason to use gem select.

Posted By Sal in July, 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 -> 8 star ratings

It was a good interaction I got a good gemstone for cheap

Posted By Jon in December, 2025
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Overall Rating -> 10 star ratings

Great for buying gemstones, came with authenticity certs. Will buy again someday!

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

It was all good

Posted By Debsarabs in February, 2026
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Enlarged Gemstone Image