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

8.91ct Natural Black Spinel, Trillion, 9.9x9.7 mm

9.4 out of 10
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Product ID: 267551
Type: Spinel
Weight: 8.91 ct (total) 2 gems
avg. 4.46 ct
Size: 10 x 10 mm calibrated
Size: 9.9 x 9.7 x 5 mm
Exact Size: 9.93 x 9.74 x 5.00 mm
Length x Width x Depth
Shape: Trillion Rose-Cut
Color: Black
Clarity: Opaque
Treatment: Untreated
Origin: Thailand
Content: 2 pcs
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$
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Product Description

These are 8.91 carat natural black Spinel gems, 2 pcs in trillion shape with an exact size of 9.93 x 9.74 x 5.00 mm. 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

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Overall Rating -> 10 star ratings

This was my first experience with this company. I had no difficulty finding the item I wanted, and checking out was a breeze! Ia'm hoping my item arrives quickly, intact, and of good quality. Overall, this was a very satisfactory experience.

Posted By Gem connoisseur in August, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

They have literally everything on this website! The prices are also pretty good, I was able to find plenty of nice stones that I could afford!

Posted By JC in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I love the ability to choose from many options of shapes, gemstone type, color, and so forth. It is fun!

Posted By Geof in November, 2025
Source: Bizrate

Overall Rating -> 7 star ratings

Easy, quick.

Posted By Mich in June, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

A pleasant experience and many choices to choose from

Posted By Krackenking in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Fairly good selection of calibrated gems but would like to see more in various sizes, esp rounds,

Posted By Eddie in August, 2026
Source: Bizrate
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