Signet Jewelers engages in the retail sale of diamond jewelry, watches, and other products in the United States, Canada, Puerto Rico, the United Kingdom, the Republic of Ireland, and the Channel Islands. Its Sterling Jewelers division operates stores in malls and off-mall locations primarily under the Kay Jewelers, Kay Jewelers Outlet, Jared The Galleria Of Jewelry, Jared Vault, and various mall-based regional brands. The Company’s Zale division operates jewelry stores and mall-based kiosks in shopping malls mainly under the Zales Jewelers, Zales Outlet, Peoples Jewellers, Gordon’s Jewelers, and Mappins Jewellers regional brands. Its UK Jewelry division operates stores in shopping malls and off-mall locations principally under the H.Samuel and Ernest Jones brands. The Company also operates a diamond polishing factory, which is involved in diamond sourcing, and polishing activities.