Sterling Silver Gold-tone Cubic Zirconia Halo Adjustable Bracelet - in Sterling Silver - Length of Item: 10 in - Chain Length: 10 in - Clasp /Connector: Slip On (No Clasp) - Finish: Polished - All of our jewelry for women and men are authenticated with a 10K or 14K hallmark and are tested to pass FTC regulations. ::: [ Potential Enhancement Methods: cubic zirconia ] - Synthetic. Some are covered with a product that makes the stone more durable. ::: [ Care and Handling: cubic zirconia ] - Clean with warm soapy water and a soft cloth. :::