His father Rolf was a jeweler and gemologist and his mother Lilly was a gemologist. The Graduate Gemologist (G.G.) diploma offers a comprehensive education in gemology. In 1983 Brown graduated as "gemologist" from the Gemological Institute of America (GIA). She has the title of GIA Graduate Gemologist and Accredited Jewelry Professional. The first characteristic a gemologist uses to identify a gemstone is its chemical composition. Shortly thereafter, the institute introduced the "Certified Gemologist" professional designation. Tiffany & Co. assembled his first collection under their Chief Gemologist, George Frederick Kunz. His father is a former museum and art gallery director and gemologist. Calley worked at his father-in-law's store, and became a gemologist. Richard Shaw "Rick" Brown (born April 26, 1947) is an American musician and gemologist. Fakih emigrated to Canada from Lebanon, where he was a practising gemologist, in 1996. Benjamin Jr. Her father is a gemologist. Sunny George (Mohanlal) is a gemologist, working in Bengaluru.