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opal

Gem Price Guide

…O OPAL Black Opal, tone N1 to N4 Carat Weight Below commercial Commercial Good Fine Extra fine 1 to 5 $10 – $100 $100 – $300 $300 –…

Birthstone Chart

…Birthstone for September?”]Sapphire is both the modern and traditional birthstone for September. [/hdcro-faq] [divider] October…

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