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Home Gemstones Black Opal
1.00 ct Multicolor Black Opal Gemstone, Black Opal Gem in Square Facet Shape for Sale.
Photos are of Actual Product for Sale
1.00 ct Multicolor Black Opal Stone, Natural Black Opal in Square Facet Shape for Sale Black Opal Gemstone in 6.6 x 6.5 mm Size for Sale, Black Opal Stone in Multicolor Color

1.00ct Natural Multicolor Black Opal, Square, 6.6x6.5 mm

9.7 out of 10
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Product ID: 746591
Type: Black Opal
Weight: 1.00 ct 1 gem
Size: mm calibrated
Size: 6.6 x 6.6 mm
Exact Size: 6.58 x 6.58 x 5.02 mm
Length x Width x Depth
Shape: Square Facet
Color: Multicolor
Clarity: Opaque
Treatment: Smoked
Origin: Ethiopia
Content: 1 pc
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Product Description

This is a 1.00 carat natural multicolor Black Opal gem, 1 pc in square shape with an exact size of 6.64 x 6.51 x 5.02 mm. This loose Black Opal gemstone was mined in Ethiopia and its clarity is Opaque.

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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

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

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

My experience was done with ease

Posted By Barb in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was all good

Posted By Debsarabs in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I was looking for high-quality amethyst on this site, and I was able to compare size, color, and weight in detail before making a purchase.

Posted By Atsuhisa in January, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

The purchasing process is fairly quick and straightforward and for me user friendly so it probably took more or less than 3 minutes to purchase and pay for the items. I wish there was a discount offer for multiple items to encourage us buyers to purchase more an incentive and add more sales in your end. Besides that, it's been a great purchasing experience and will continue to shop as I am a repeat customer and have bought from your store many times before. Thank you.

Posted By Emmanuel in October, 2025
Source: Bizrate
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