10k Yellow Gold 1.7mm Singapore Chain Necklace - 18 Inch - Lobster Claw - 2.2 Grams in 10k Yellow Gold - Product Attributes: - Lobster Claw Closure - Polished - Solid - Width of Item: 1.7 mm - Length of Item: 18 in - Chain Length: 18 in - Chain Width: 1.7 mm - Clasp /Connector: Lobster - Finish: Polished - Chain Type: Singapore - Feature: Solid Solid ; Polished ; Lobster Claw Closure - All of our jewelry for women and men are authenticated with a 10K or 14K hallmark and are tested to pass FTC regulations.