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11.80 ct Green Opal Gemstone, Opal Gem in Oval Cabochon Shape for Sale.
Photos are of Actual Product for Sale
11.80 ct Green Opal Stone, Natural Opal in Oval Cabochon Shape for Sale Opal Gemstone in 16.5 x 13.9 mm Size for Sale, Opal Stone in Earth Green Color

11.80ct Natural Earth Green Opal, Oval Cut, 16.5x13.9 mm

9.6 out of 10
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Opal Product ID: 674631
Type: Opal
Opal Weight: 11.80 ct Opal 1 gem
Opal Size: mm calibrated Opal
Opal Size: 16.5 x 13.9 x 8.8 mm Opal
Opal Exact Size: 16.53 x 13.86 x 8.77 mm
Length x Width x Depth
Opal Shape: Oval Cabochon Opal
Opal Color: Earth Green Opal
Opal Clarity: Opaque Opal
Opal Treatment: Untreated
Opal Origin: Brazil Opal
Content: 1 pc
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Product Description

This is a 11.80 carat natural earth green Opal gem, 1 pc in oval shape with an exact size of 16.53 x 13.86 x 8.77 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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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

Very good Hoping you will increase your inventory especially in the 6mm Thanks

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Very easy to navigate with a great selection.

Posted By Bar181 in August, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

It was a good experience looking for and finding a nice amethyst stone

Posted By N/a in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very good.

Posted By Tommy in December, 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

Have made 2 purchases so far from GemSelect and they have been amazing! Anytime I requested additional info, videos or pictures of a particular item, the response was always timely and helpful. This is a great place to buy, if you are looking for loose stones. Highly recommend!

Posted By Britnee Rose in September, 2025
Source: Bizrate
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BGL Brief Report $ 18.00
Turnaround Time: 3-4 working days Details
AIG Brief Report $ 35.00
Turnaround Time: 5-10 working days Details
ICA Brief Report $ 90.00
Turnaround Time: 8-12 working days Details
Enlarged Gemstone Image