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Products tagged with 'untreated gemstone'

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Lightning Ridge Harlequin Black Opal Doublet 5.79ct. Oval Cabochon

(5.79cts.)16.6 x 12.78 x 4.12mm | Harlequin Black Opal Doublet

Crystal Black Opal Lightning Ridge 11pc Designers Gemstone Set

One-of-a-kind Crystal Black Opal
Black Opal
$5,900.00 $6,500.00

Black Opal Lightning Ridge 9pc Designers Gemstone Suite

One-of-a-kind Vivid Blue Green on Black Opal
Black Opal
$12,250.00 $24,500.00

Ruby Natural Untreated Faceted Gemstone 1.14ct W/ GIA Report

GIA REPORT 6214078521 |(1.14ct.) 6.76 x 5.26 x 3.56mm Oval Brilliant Cut loose gemstone