2 RETAILER HALL OF FAME 2017 GIA is the globally recognized source of knowledge, standards, education and analysis for diamonds, colored stones and pearls. Contact us today. GIA.edu From The World’s Foremost Authority in Gemology™ Congratulationstothe2017Inductees John Henne Henne Jewelers Sissy Jones Sissy’s Log Cabin Jean-Christophe Bédos Birks Group Inc.