Established in 1931, GIA is an independent nonprofit that protects the gem and jewelry buying public through research, education and laboratory services.
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.
GIA’s diverse course offerings will help prepare you with the knowledge and skills needed by industry employers today. ... From gemology to jewelry manufacturing arts to bench jewelry, the courses we offer give students practical, in-depth, on-the-job skills and knowledge.
Elevate your career in gems and jewelry with a diploma from GIA. Learn how GIA’s curriculum prepares you for careers in gemology, jewelry design and more.
GIA Publications is a major publisher of sacred choral music, hymnals, sacred music recordings, music education materials, and other fine products.
GIA reports represent the highest standard of reliability, consistency and integrity. And now, GIA Report Check is available for all GIA reports, providing you with an additional level of assurance.
GIA’s Guide to Gemstones: Gem Encyclopedia GIA’s Gem Encyclopedia is a virtual journey through the science and lore of gemstones from across the globe. Each precious stone page features additional detailed gemological information, a buyer’s guide, photos, videos & research.
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