Happy 90th to us! Ninety years ago today, Robert M. Shipley first founded GIA. Since then, we’ve established gemology as a recognized science, created the 4Cs, patented the first gemological microscope, expanded to 10 countries and educated over 365,000 students – all in pursuit of our mission to protect the public. Our spirit of innovation and discovery continues to drive us as we revolutionize diamond grading through AI technology, continue our ground-breaking research and use the latest techn