Huge Ruby 560 carats | Africa | Gemstone Cutting, Performing, Faceting & Polishing
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20:14
$6000 investment - The best cut ever - Rare Harlequin Black Opal
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7:41
Big Ruby rock 104 carats | Africa | Shipping to Switzerland | Gemstone Cutting, Faceting & Polishing
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19:08
Making a $300,000 Sapphire Ring by Hand – STUNNING!
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13:53
QUEBREI ESSA PEDRA PRA VER SE TINHA DIAMANTE DENTRO #diamante #kimberlito
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25:38
Colômbia: o rei das esmeraldas
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13:03
Red crystals are formed in volcanic caves by the sea. Gems, diamonds
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26:58
10 pedras preciosas mais caras do mundo
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15:19