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8.55 ct Multicolor Black Opal Gemstone, Black Opal Gem in Oval Cabochon Shape for Sale.
Photos are of Actual Product for Sale
8.55 ct Multicolor Black Opal Stone, Natural Black Opal in Oval Cabochon Shape for Sale Black Opal Gemstone in 17.8 x 13.7 mm Size for Sale, Black Opal Stone in Multicolor Color

8.55ct Natural Multicolor Black Opal, Oval Cut, 17.8x13.7 mm

9.8 out of 10
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Black Opal Product ID: 679439
Type: Black Opal
Black Opal Weight: 8.55 ct Black Opal 1 gem
Black Opal Size: mm calibrated Black Opal
Black Opal Size: 17.8 x 13.7 x 8.1 mm Black Opal
Black Opal Exact Size: 17.77 x 13.74 x 8.09 mm
Length x Width x Depth
Black Opal Shape: Oval Cabochon Black Opal
Black Opal Color: Multicolor Black Opal
Black Opal Clarity: Opaque Black Opal
Black Opal Treatment: Smoked
Black Opal Origin: Ethiopia Black Opal
Content: 1 pc
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$
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Product Description

This is a 8.55 carat natural multicolor Black Opal gem, 1 pc in oval shape with an exact size of 17.77 x 13.74 x 8.09 mm. This loose Black Opal gemstone was mined in Ethiopia and its clarity is Opaque.

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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

It was easy and to the point

Posted By Victorius in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great selection of gems at a reasonable price

Posted By Curt in July, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Nothing bad to report. Everything is as expected. The gems and the price are all very good.

Posted By Dafanatic in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Love the precise descriptions and calibrations of hte loose gemstones. Would like to have seen more variety in the size gem I was looking for.

Posted By RenoRose in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to use website

Posted By Mel in February, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

I did not realize these stones were of jewelry quality. They are really beautiful, just not what I was expecting which was more of a natural stone.

Posted By Jewelry Quality Stones in July, 2025
Source: Bizrate
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ICA Brief Report $ 90.00
Turnaround Time: 8-12 working days Details
Enlarged Gemstone Image