Signet Jewelers Limited SIG, the largest retailer of diamond jewelry globally, released its preliminary sales results for the ...

Signet Jewelers (SIG) — which also owns jewelry chains Zales and Kay Jewelers — shares are plummeting by over 21% after ...

Kay Jewelers, Zales parent cut its sales outlook as more customers bought discounted jewelry for Christmas than expected.

Because of the results, Signet lowered its fourth-quarter sales estimate to $2.32 billion to $2.335 billion from the previous ...