Profit warnings from Signet Jewelers and Tiffany's (I, II) cuts a wide swath on the sector,...

|By:, SA News Editor

Profit warnings from Signet Jewelers and Tiffany's (I, II) cuts a wide swath on the sector, tainting shares of jewelry sellers Zales (ZLC -4.4%), DGSE (DGSE -1.1%), and Blue Nile (NILE -4.4%).