¿Por qué el jade es tan caro? (Explicación del precio del jade)
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14:25
Turquoise aux salons de gemmes de Tucson 2025 (traitement et origines expliqués)
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20:14
$6000 investment - The best cut ever - Rare Harlequin Black Opal
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15:28
Nephrite Jade in China | Chinese Jade Origins, Value, Treatments, & Simulants ft. Andrew Shaw
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16:55
Jade vs. Simulants - Can You Spot the Difference?
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22:40
Jade for Gemologists - Fei Cui Explained - ft. Lotus Gemology (Richard Hughes and Kaylan Khourie)
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4:12
DeBeers Drops Prices on Natural Diamonds What's Behind the Move?
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20:45
I Bought $1,000 Worth of Rocks from Temu So You Don't Have to..
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10:10