NEW: Discovery Series available!
Register this course together with "Discover the Gemstones", enjoy a special price with the Discovery Series "The World of Colored Gemstones".
More info: https://www.lecolevancleefarpels.com/hk/en/discovery-series/world-colored-gemstones
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Like a specialist, become comfortable with the gemologists' tools and train your eye in order to become a connoisseur.