Signet Jewelers Ltd. engages in the retail of diamond jewelry. It operates through the following business segment: North America, International, and Others. Read More The North America segment operates jewelry stores in malls, mall-based kiosks, and off-mall locations throughout the U.S. and Canada. The International sells primarily in the UK and Ireland under the H. Samuel and Ernest Jones banners. The Other segment consists of activities related to purchasing and conversion of rough diamonds to polished stones and unallocated corporate administrative functions. The company was founded in 1949 and is headquartered in Hamilton, Bermuda. The listed name for SIG is Signet Jewelers Limited.