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PENJELASAN COMMENT TREATMENT BATU DI SERTIFIKAT // Adam Harits, G.G

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Synthetic Diamonds and How to Identify Them with John Chapman and Sarah Claire Edwards

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1.50 Ct Certified Bi-Coloured Sapphire $1,123.00 – SI – 7.45 x 5.50mm

6.14 Ct Natural Tourmaline $789.00 – VVS – 11.00 x 9.00mm

2.00 Ct Natural Parti Sapphire $873.00 – VS – 7.70 x 6.40mm