What does AGS Laboratories do?
AGS Laboratories is the world’s leading diamond grading laboratory for diamond Cut grade including Ideal Cut, the premier laboratory to offer a diamond Cut grade for fancy shapes (Princess, Emerald, and Oval), and the leading diamond grading laboratory created to protect the consumer. Our diamond grading reports offer an easy-to-read grading scale that provides a simple basis for comparison to other diamond grading reports. AGS Laboratories offers diamond-grading services to members of the jewelry industry only; Our diamond grading reports provide an expert opinion from an unbiased, independent third-party diamond laboratory for the consumer. We only grade loose diamonds. Any shape diamond can receive a diamond grading report, but we can only assign a diamond cut grade for Round Brilliants, Princess cuts, Emerald cuts, and Oval cuts, we do not grade fancy color diamonds.