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Home Gemstones Spinel
19.96 ctw Black Spinel Gemstones, Spinel Gems in Round Rose-Cut Shape for Sale.
Photos are of Actual Products for Sale
19.96 ctw Black Spinel Stones, Natural Spinel in Round Rose-Cut Shape for Sale Spinel Gemstones in 10 mm (calibrated) Size for Sale, Spinel Stones in Black Color
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Gem Report

19.96ct Natural Black Spinel, Round Cut, 10.20 mm

9.7 out of 10
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Product ID: 259970
Type: Spinel
Weight: 19.96 ct (total) 4 gems
avg. 4.99 ct
Size: 10 mm calibrated
Size: 10.2 mm
Exact Size: 10.20 x 5.11 mm
Diameter x Depth
Shape: Round Rose-Cut
Color: Black
Clarity: Opaque
Treatment: Untreated
Origin: Thailand
Content: 4 pcs
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  • Natural certified gemstones

    Gemstone Laboratories
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$
171.59
Item is Sold
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Product Description

These are 19.96 carat natural black Spinel gems, 4 pcs in round shape with an exact size of 10.20 mm x 5.11 mm (avg.). These loose Spinel gemstones were mined in Thailand and their clarity is Opaque. No treatment has been applied on these natural Spinel stones

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GemSelect Certified Store Reviews

GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!

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
Source: Bizrate

Overall Rating -> 10 star ratings

My whole experience is great.

Posted By Ghs in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Would have bought an indigo and selenite, but neither listed. But, you do offer quite a large assortment otherwise.

Posted By JD in July, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Easy to use. Many options to find the right gemstone

Posted By Liz in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I am filling a small treasure chest and picked a nice amethyst.

Posted By VinnyD in August, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Very good and simple exchange

Posted By Waylon in March, 2026
Source: Bizrate
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