Tiffany and Co. 18 Karat Yellow Gold Paper Clip Chain Link Necklace at Gucci signature chain link necklace 16 18 GG N 0031 eBay Cartier White Gold Diamond Panthere with Tassels on a Signature Chain Veneda Carter Gold VC005 Signature Chain Necklace Veneda Carter 18k Gold Vermeil Lotus Birthstone Necklace June Moonstone by Chiampsean Polished 18 Karat Yellow Gold Chunky Popcorn Chain Necklace. BY CHARLOTTE 18" Signature Chain Necklace Our fine 14k Gold 18" Signature Chain Necklace is the perfect chain to adorn your most treasured 14k gold pendants. Keep it simple and meaningful with a single 14k birthstone pendant or layer with multiple pendants to create your story of love. PRODUCT DESCRIPTION Pendants sold separately. We suggest a maximum of 3 pendants per necklace. Length: 18 inches; adjustable to 16 inches. Chain thickness: 0. 9mm.