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20.82 ct Green Opal Gemstone, Opal Gem in Oval Cabochon Shape for Sale.
Photos are of Actual Product for Sale
20.82 ct Green Opal Stone, Natural Opal in Oval Cabochon Shape for Sale Opal Gemstone in 21 x 17 mm Size for Sale, Opal Stone in Earth Green Color

20.82ct Natural Earth Green Opal, Oval Cut, 21x17 mm

9.6 out of 10
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Product ID: 674895
Type: Opal
Weight: 20.82 ct 1 gem
Size: mm calibrated
Size: 21 x 17 x 10.7 mm
Exact Size: 20.96 x 17.02 x 10.70 mm
Length x Width x Depth
Shape: Oval Cabochon
Color: Earth Green
Clarity: Opaque
Treatment: Untreated
Origin: Brazil
Content: 1 pc
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Product Description

This is a 20.82 carat natural earth green Opal gem, 1 pc in oval shape with an exact size of 20.96 x 17.02 x 10.70 mm. This loose Opal gemstone was mined in Brazil and its clarity is Opaque. No treatment has been applied on this natural Opal stone

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Overall Rating -> 10 star ratings

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Posted By CJ in February, 2026
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Overall Rating -> 10 star ratings

Wonderful purchase, can't wait to see the stone.

Posted By Tim in January, 2026
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Great for buying gemstones, came with authenticity certs. Will buy again someday!

Posted By Uggadugga in May, 2025
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Good selection prices are reasonable!

Posted By ToRa62 in April, 2026
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I love the ability to choose from many options of shapes, gemstone type, color, and so forth. It is fun!

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Posted By Dessa in March, 2026
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Download Identification Report PDF
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