Signet Jewelers plans to close some of its stores and renovate others as it seeks to grow its business. The company, whose ...

Diamonds for all Zales decided to launch a mobile-optimized ... consumers can look to see what is in their shopping bags or use the store locator to find the nearest location.

Zales, and Kay Jewelers parent Signet Jewelers (SIG) plunged 22% Tuesday after the biggest diamond jewelry retailer cut its guidance on weak holiday demand. Signet's preliminary same-store sales ...