Online lesson: DIAMOND: IMITATIONS & SYNTHETICS (HOME GEMMOLOGY SESSION 3) The early diamond imitations and the artificial products of the 20th century, with a particular focus on cubic zirconia and synthetic moissanite. The history of synthetic diamonds. HPHT and CVD crystal growth methods and post growth modifications. Gem-quality laboratory-grown diamonds today, marketing narratives and identification challenges. CIBJO standards in diamond terminology.
Apr 3, 9:00 AM or 7:00 PM (Lisbon/London timezone)
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