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d'une pince et d'un agitateur en graphite
A complete set for making four
This book guides you through all aspects of the world of gems
Destiné aux professionnels du secteur – diamantaires
15-2 carat stones
Presidium Gem Tester II Pliers & Shears d'une pince et d'un agitateurPresidium Gem Tester II Identify Diamonds & Colored Gemstones with Confidence The Presidium Gem Tester II (PGT II) is a trusted tool for jewelers, gemologists, and enthusiasts, offering a fast and reliable way to identify diamonds, moissanites, and distinguish up to 16 common colored gemstones based on thermal conductivity. Ruby, sapphire, emerald, garnet, amethyst, citrine, tourmaline, topaz, spinel, alexandrite, peridot, tanzanite, zircon,
US$ 349.98
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