Signet Jewelers completed the acquisition of Rocksbox.

Signet Jewelers, the world's largest retailer of diamond jewelry, completed the acquisition of Rocksbox, an innovative jewelry rental subscription platform. Financial terms were not disclosed. "I'm delighted to welcome the talented Rocksbox team to our Signet family and am confident this union will generate exciting opportunities to accelerate our growth in services and reach new customers," Virginia C. Drosos, Signet CEO.