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20.04 ct Multicolor Black Opal Gemstone, Black Opal Gem in Oval Cabochon Shape for Sale.
Photos are of Actual Product for Sale
20.04 ct Multicolor Black Opal Stone, Natural Black Opal in Oval Cabochon Shape for Sale Black Opal Gemstone in 21.6 x 17.8 mm Size for Sale, Black Opal Stone in Multicolor Color

20.04ct Multicolor Black Opal, Oval Cut, 21.6x17.8 mm

9.7 out of 10
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Product ID: 330207
Type: Black Opal
Weight: 20.04 ct 1 gem
Size: mm calibrated
Size: 21.6 x 17.8 x 11.3 mm
Exact Size: 21.62 x 17.81 x 11.28 mm
Length x Width x Depth
Shape: Oval Cabochon
Color: Multicolor
Clarity: Opaque
Treatment: Smoked
Origin: Ethiopia
Content: 1 pc
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$
801.60
Item is Sold
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Product Description

This is a 20.04 carat natural multicolor Black Opal gem, 1 pc in oval shape with an exact size of 21.62 x 17.81 x 11.28 mm. This loose Black Opal gemstone was mined in Ethiopia and its clarity is Opaque.

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Good selection prices are reasonable!

Posted By ToRa62 in April, 2026
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Very good and simple exchange

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I needed a very specific color of tourmaline and Gem Select had it. I had to get the client to agree and then ordered the stone. It arrived better than pictured and we all were very happy.

Posted By Tim W in February, 2026
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