About
About GIA
A Tradition Of Science and Education Established in 1931, the Gemological Institute of America (GIA) is the world’s foremost authority on diamonds, colored stones, and pearls. A public benefit, nonprofit institute, GIA is the leading source of knowledge, standards, and education in gems and jewelry.
WELCOME TO GIA?
EDUCATE:
Students around the globe turn to GIA for the knowledge, skills, and credentials that launch successful gem and jewelry careers..
RESEARCH:
The world leader in gemological research, GIA’s breakthrough discoveries deepen our understanding of gemstones and the world.
PROTECT:
Through research, education, and unbiased gem grading and analysis, GIA strives to protect the gem and jewelry buying public by setting global quality standards.
history of gia :
Since the 1930s, GIA researchers have made many innovative contributions to the understanding of gems.1931
Robert M. Shipley establishes GIA; opens first U.S.-based gemology correspondence course.