
Martin Sheffield G.G., G.J., A.A President
Graduate Gemologist (Gemological Institute of America) Graduate Jeweller (Canadian Jewellers Institute) Accredited Appraiser (Canadian Jewellers Institute) Registered Master Valuer (Master Valuer Program) I have owned and operated IGS Inc. (U.S.A Certed Diamonds & Canadian Diamond Service) since 1979. Nothing pleases me more than a totally satisfied customer. That's the ultimate reward!!!!