Ruby | King of Precious Stones | Gemstone Cutting, Faceting and Polishing | Cut 19.85 & 15.45 carats
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Let's Cut Big Gem 168 carats | Afghan Sapphire | Gem Cutting, Performing, Faceting & Polishing
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Ordinary Red Beach Rock Turns Into An Amazing Gemstone
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THE FILM !!! "MOGOK : THE LEGENDARY VALLEY OF RUBIES AND THE KING OF MOGOK CRYSTAL"
20:32
Could this rough opal be the cut of the year? I'm going in
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Ruby natural indian gemston
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Every Valued Gemstone Explained in 10 Minutes
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TIREI UMA PEDRA VERMELHA DESSE CASCALHO
7:41