Signet Jewelers | 80,051 followers on LinkedIn. Our mission: Enable all people to Celebrate Life and Express Love. | Signet Jewelers is the world’s largest retailer of diamond jewelry. Signet is a publicly-traded company and operates the name brands of Kay Jewelers, Zales, Jared, Banter by Piercing Pagoda, Diamonds Direct, Blue Nile, JamesAllen.com, Rocksbox, Peoples Jewellers, H.Samuel and Ernest Jones. We’re united by a shared purpose: Inspiring Love.