I'm not exactly sure about the proper use for this - but I would call it " worry beads " .It consists of a herringbone style sterling chain 12" long and doubled with 10mm sterling silver beads that slide on the chain along with a shield shape slide mechanism. There is a tassel at the end. In very good condition and signed 925. Weight is 2 oz.... more http://www.tace.com/i/29093.htmlFrom: Jarretts Jade Jewelry & Small Antiques