IGI - International Gemological Institute

Choose Your Diamond

IGI's diamond and gemstone testing laboratory is the standard of excellence in gemological services worldwide. Since 1975, IGI diamond reports have proven to be the internationally recognized passport for diamonds, gemstones and fine jewelry. 

For decades, trade professionals throughout the world turn to IGI and pick IGI diamonds for their expertise, consistency, and reliability in gemstone identification and diamond certification. 

IGI's school of gemology has been attended by in-trade diamond manufacturers, fine jewelry artisans, and the public at large, from over ninety countries throughout the world. 

IGI has no affiliation with any gem or jewelry sales organizations, resulting in the optimum platform for total independence in reporting accurate and consistent results. 

The methodology employed by IGI's highly trained and experienced team of hundreds of scientific technicians and gemologists has allowed for the evolution of the perfect formula regarding gemstone procedures, report record keeping, gem & jewelry security, and handling. 

IGI's state-of-the-art laboratories are located in the heart of the gem & jewelry districts throughout the world. 

Choose Your Diamond