All our appraisals are performed by Graduate Gemologists (G.G.). The
Graduate Gemologist Program is administered by the
Gemological Institute of America (GIA). Established in 1931, the Gemological Institute of America is the world’s foremost authority on diamonds, colored stones, and pearls. The Graduate Gemologist Program is most highly regarded gemological training program in the world, covering diamond and colored stones grading and gem identification. Graduate Gemologists are experts in identifying and grading techniques using a microscope, polariscope, spectroscope, and other professional gemological equipment.