Established in 1931, the nonprofit Gemological Institute of America (GIA) is the world's foremost authority in gemology.  GIA is the largest and most respected nonprofit institute of gemological research and learning.

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

Conceived 73 years ago in the august tradition of Europe’s most venerated institutes, GIA discovers (through GIA Research), imparts (through GIA Education), and applies (through the GIA Gem Laboratory and GIA Gem Instruments) gemological knowledge to ensure the public trust in gems and jewelry.

With nearly 900 employees, the Institute’s scientists, diamond graders, and educators are regarded, collectively, as the world's foremost authority in gemology.  WARE JEWELERS IS PROUD TO BE A GIA MEMBER.