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With education comes knowledge, as well as the confidence necessary to buy, sell, and appraise jewelry. Each year, thousands of professionals and consumers enroll in the courses offered by ICIA’s School of Gemology. Whether you want to become a more confident buyer, a diamond grader, a jewelry designer, a sales professional or a Graduate Gemologist, ICIA’s worldwide schools offer an unrivaled range of coursework, spanning everything from rough diamond grading to gemstones, pearls, modern treatments and computer-assisted jewelry design.