14k Gold Double Layer Heart Link Polished Hearts 2 In Ext. Necklace - 16 Inch - 4.2 Grams In 14k Gold - Charm/Element Width: 7.72 mm - Width of Item: 2.4 mm - Charm/Element Length: 7.3 mm - Length of Item: 16 in - Chain Length: 16 in - Chain Width: 2.4 mm - Clasp /Connector: Spring Ring - Finish: Polished - Chain Type: Fancy - Feature: Layered - Feature 2: Multi-Strands - Extender Length: 2 in - All of our jewelry for women and men are authenticated with a 10K or 14K hallmark and are tested to pass FTC regulations.