Presidium Gem Tester II (PGT II) Testing Diamond, Sapphire, Ruby

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Presidium Instruments Gem Tester II - Test your DIAMOND RUBIES SAPPHIRES EMERALDS GARNETS ALEXANDRITES AMETHYST TOURMALINE TOPAZ SPINELS CITRINE, Women's Fashion, Jewelry & Organisers, Precious Stones on Carousell

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Presidium Gem Tester II (PGT II) - Testing Emerald, Diamond, Sapphire, Ruby, Nephrite

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