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Home Gemstones Nuummite
7.31 ct Black Nuummite Gemstone, Nuummite Gem in Octagon Step Cut Shape for Sale.
Photos are of Actual Product for Sale
7.31 ct Black Nuummite Stone, Natural Nuummite in Octagon Step Cut Shape for Sale Nuummite Gemstone in 12 x 10 mm (calibrated) Size for Sale, Nuummite Stone in Black with Blue Sparkle Color

7.31ct Natural Black Nuummite, Emerald Cut, 12.3x9.9 mm

9.7 out of 10
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Product ID: 630307
Type: Nuummite
Weight: 7.31 ct 1 gem
Size: 12 x 10 mm calibrated
Size: 12.3 x 9.9 x 7.9 mm
Exact Size: 12.32 x 9.86 x 7.87 mm
Length x Width x Depth
Shape: Octagon Step Cut
Color: Black with Blue Sparkle
Clarity: Opaque
Treatment: Untreated
Origin: India
Content: 1 pc
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$
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Product Description

This is a 7.31 carat natural black with blue sparkle Nuummite gem, 1 pc in octagon / emerald cut shape with an exact size of 12.32 x 9.86 x 7.87 mm. This loose Nuummite gemstone was mined in India and its clarity is Opaque. No treatment has been applied on this natural Nuummite stone

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Overall Rating -> 10 star ratings

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 2025
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Overall Rating -> 10 star ratings

I have been very happy with my prior purchases and enjoy the website experience.

Posted By Trouble in November, 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

I loved it! Extensive inventory, great prices, I definitely will be buying from here again!

Posted By Lex in April, 2026
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Overall Rating -> 10 star ratings

Great selection. Maybe too great i kept adding and deleting stuff because i found better looking ones

Posted By Edsor works in October, 2025
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Overall Rating -> 10 star ratings

All good

Posted By DouscheGift in August, 2025
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