GIA Graduate Colored Stones Diploma program

Gemological Institute of America (GIA)

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GIA's mission is to ensure the public trust in gems and jewellery by upholding the highest standards of integrity, academics, science, and professionalism through education, research, laboratory servi...GIA's mission is to ensure the public trust in gems and jewellery by upholding the highest standards of integrity, academics, science, and professionalism through education, research, laboratory services, and instrument development.More

GIA Graduate Colored Stones Diploma program

In the GIA Graduate Colored Stones diploma program, you’ll learn all about the origins of colored stones, how to identify them, and distinguish a synthetic stone from a natural. You’ll practice with hundreds of actual gemstones using essential gemological testing equipment like a refractometer and

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