Sterling Silver Solid 1.6mm Antiqued Square Spiga Chain Necklace - 16 Inch - 5.4 Grams in Sterling Silver - Width of Item: 1.6 mm - Length of Item: 16 in - Chain Length: 16 in - Chain Width: 1.6 mm - Clasp /Connector: Lobster - Finish: Polished & Antiqued - Chain Type: Spiga (Wheat) - Feature: Solid - Clasp Width (Male end): 5 mm - Clasp Width (Female end): 2.25 mm - All of our jewelry for women and men are authenticated with a 10K or 14K hallmark and are tested to pass FTC regulations.