Established in 1931, GIA is an independent nonprofit that protects the gem and jewelry buying public through research, education and laboratory services.

My Laboratory & GIA Laboratory Client Portal. Now featuring one log in for My Laboratory and the GIA Client Portal. Maintain your laboratory account information and grading results online. You can manage your team members and provide access to My Laboratory, update payment preferences, view open balances and create shipping memos.Also, view and manage the …

ANALYSIS & GRADING Report Check. 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.

Programs. From gemology to jewelry manufacturing arts to bench jewelry, the courses we offer give students practical, in-depth, on-the-job skills and knowledge.

GIA Education Catalogs provides information about available programs, costs, schedules, policies, and more for each our global campuses. 2025

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 …

5 days ago · With decades of expertise and laboratory locations worldwide, GIA uses more advanced instrumentation that extends far beyond the boundaries of standard gemological testing. The comprehensive analysis of gemstones submitted to the laboratory ensures accurate identification and grading reports. These ...

GIA Education. Elevate your career in gems and jewelry by combining passion with knowledge. Study at the Gemological Institute of America, the world’s foremost authority in gemology, and earn a diploma that opens doors throughout the industry.

Dec 2, 2024 · Clarity The growth of large, colorless HPHT-grown diamonds with high purity is particularly challenging, as it requires complex ingredient and recipe development to minimize nitrogen content, as well as the ability to carefully control conditions over extended periods of …

5 days ago · Figure 2. Robert Shipley Jr. working with gem testing equipment at GIA’s early headquarters in Los Angeles. This 1937 photo is from a three-minute color film by Paramount Pictures for its “Popular Science” series, produced between 1935 and 1949 and shown in movie theaters nationwide.