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6.01 ct Multicolor Black Opal Gemstone, Black Opal Gem in Marquise Cabochon Shape for Sale.
Photos are of Actual Product for Sale
6.01 ct Multicolor Black Opal Stone, Natural Black Opal in Marquise Cabochon Shape for Sale Black Opal Gemstone in 18.3 x 9.5 mm Size for Sale, Black Opal Stone in Multicolor Color

6.01ct Natural Multicolor Black Opal, Marquise, 18.3x9.5 mm

9.6 out of 10
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Product ID: 745525
Type: Black Opal
Weight: 6.01 ct 1 gem
Size: mm calibrated
Size: 18.3 x 9.5 x 8 mm
Exact Size: 18.34 x 9.45 x 7.99 mm
Length x Width x Depth
Shape: Marquise Cabochon
Color: Multicolor
Clarity: Opaque
Treatment: Smoked
Origin: Ethiopia
Content: 1 pc
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$
300.50
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Product Description

This is a 6.01 carat natural multicolor Black Opal gem, 1 pc in marquise shape with an exact size of 18.34 x 9.45 x 7.99 mm. This loose Black Opal gemstone was mined in Ethiopia and its clarity is Opaque.

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GemSelect Certified Store Reviews

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Overall Rating -> 10 star ratings

My whole experience is great.

Posted By Ghs in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Love how easy the site is to use. Really love that the pictures are of actual product.

Posted By LeAnn in January, 2026
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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 -> 9 star ratings

Will know more once order received

Posted By Jim in September, 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
Source: Bizrate

Overall Rating -> 10 star ratings

Very good.

Posted By Tommy in December, 2025
Source: Bizrate
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