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6.43 ct Multicolor Boulder Opal Gemstone, Boulder Opal Gem in Pear Cabochon Shape for Sale.
Photos are of Actual Product for Sale
6.43 ct Multicolor Boulder Opal Stone, Natural Boulder Opal in Pear Cabochon Shape for Sale Boulder Opal Gemstone in 15 x 12.1 mm Size for Sale, Boulder Opal Stone in Multicolor Color

6.43ct Multicolor Boulder Opal, Pear Shape, 15x12.1 mm

9.7 out of 10
See Bizrate Ratings for GemSelect
Product ID: 310738
Type: Boulder Opal
Weight: 6.43 ct 1 gem
Size: mm calibrated
Size: 15 x 12.1 x 5.6 mm
Exact Size: 15.03 x 12.10 x 5.62 mm
Length x Width x Depth
Shape: Pear Cabochon
Color: Multicolor
Clarity: Opaque
Treatment: Untreated
Origin: Australia
Content: 1 pc
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$
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Item is Sold
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Product Description

This is a 6.43 carat natural multicolor Boulder Opal gem, 1 pc in pear shape shape with an exact size of 15.03 x 12.10 x 5.62 mm. This loose Boulder Opal gemstone was mined in Australia and its clarity is Opaque. No treatment has been applied on this natural Boulder 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

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

Found a rock that met my need. Bought it!

Posted By Skot in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I had a very easy time navigating the web page and using filters to find what I was looking for. The varied selection was nice to see and pricing is clear and fair.

Posted By Mattick in May, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

Everything was good, the purchase was what I expected and what they show is what you get.

Posted By Mr. in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Found a beautiful opal at a great price. I was not disappointed when it arrived. Even better in person.

Posted By Fried Rice in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

good navigation and simple interface.

Posted By Dave in April, 2026
Source: Bizrate
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