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Home Gemstones Opal
16.51 ct Green Opal Gemstone, Opal Gem in Oval Cabochon Shape for Sale.
Photos are of Actual Product for Sale
16.51 ct Green Opal Stone, Natural Opal in Oval Cabochon Shape for Sale Opal Gemstone in 19.6 x 16.1 mm Size for Sale, Opal Stone in Earth Green Color

16.51ct Natural Green Opal, Oval Cut, 19.6x16.1 mm

9.7 out of 10
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Product ID: 675198
Type: Opal
Weight: 16.51 ct 1 gem
Size: mm calibrated
Size: 19.6 x 16.1 x 9 mm
Exact Size: 19.55 x 16.14 x 8.98 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 16.51 carat natural earth green Opal gem, 1 pc in oval shape with an exact size of 19.55 x 16.14 x 8.98 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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I have a beautiful emerald I purchased from a company names gemselect and they are awesome! You should try them out?

Posted By Lynn in September, 2025
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I have shopped at Gemselect for nearly 20 years. I especially like that you see pictures of the exact gem you are purchasing. You are a trusted source.

Posted By DNaber in October, 2025
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The website was very easy to use.

Posted By Garnet in January, 2026
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All items were delivered on time with all items meeting or exceeding my expectations. Cut, clarity and color were very close to the photos and description.

Posted By Bob D in December, 2025
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Would have bought an indigo and selenite, but neither listed. But, you do offer quite a large assortment otherwise.

Posted By JD in July, 2025
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All good

Posted By DouscheGift in August, 2025
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