Barry Fixler is a certified gemologist graduate from the Gemological Institute of America. He has more than thirty years of industry experience of dealing with diamonds as well as gemstones of every shape, size and color. All of his diamonds come with an official G.I.A. certification and a professional appraisal for insurance purposes. If you are interested in upgrading your current diamond or changing and existing diamond to a new setting he can explain to you the best options that are available for your particular piece.