Analyses and separates diamonds from simulants, laboratory-grown and potentially HPHT treated natural diamonds.
Illustrate your way to a promising future. Learn how to take your great ideas and illustrate them just like professional designers.
GIA established the 4Cs (Cut, Clarity, Color, Carat Weight) - the global standards for evaluating diamond quality.
GIA Professional Development educational offerings cover essential gemmology and jewellery topics, and provide ongoing education to help develop your career in the gem and jewellery industry. Designed for working professionals, GIA Professional Development offerings help you plan, develop and implement strategies that help meet sales and profit targets, and answer customer questions with confidence and poise.
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