Signet Jewelers SIG, the jewelry market share leader with its Kay Jewelers, Zales, Jared, Diamonds Direct, Blue Nile and five other banners, hit an even rougher patch. Through October, its year-to ...

Signet Jewelers Limited (NYSE: SIG), the world's largest retailer of diamond jewelry, today announced that J.K. Symancyk, Chief Executive Officer, and ...