February 24, 2022

By John Carter, CGA If you’ve seen any of the Making the Grade videos on ags.org, you know I’m a raving advocate of the AGS Laboratories Light Performance grading system. As Chair of the AGS Laboratories Advisory Committee, I have the pleasure of working with the incredible team at our Lab. I’m constantly impressed with the intelligent, passionate professionals and gemologists who work behind the scenes on our grading. For this issue, I wanted you to hear from one of these team members directly on what makes the Light Performance system so different, which is why I interviewed Wade Abel,