Al Gilbertson Receives 2025 Robert M. Shipley Award®
On September 9, 2025, at Converge in Carlsbad, CA, Al Gilbertson, CG, was awarded the prestigious Robert M. Shipley Award®, the Society’s highest honor. This award recognizes Gilbertson’s lifetime of excellence in gemological research, education, and service to the industry. “Al’s ability to bridge scientific precision with an understanding of diamond beauty has helped elevate our industry,” said Katherine Bodoh, CEO of the American Gem Society. “We are deeply grateful for his contributions and proud to honor him.” In 2000, he joined GIA as a researcher. He is one of the inventors of GIA’s cut grading system for round brilliant