Signet Jewelers Announces Mark Light New CEO, Effective 10/31/2014 By: Benzinga via Benzinga October 14, 2014 at 08:05 AM EDT Signet Jewelers Limited ("Signet") (NYSE: SIG) (LSE: SIG), the largest specialty jewelry retailer in the US, UK and Canada, today ... Read More >> Related Stocks: Signet Jewelers Ltd