A Gift of Timeless Elegance. Solid 18K Yellow Gold Twisted Cable Collar Necklace - 16 Inch or 18 Inch - In 18k Yellow Gold - - Measures 0.5mm Wide - Width of Item: 0.5 mm - Length of Item: 16 in - Chain Length: 16 in - Chain Width: 0.5 mm - Clasp /Connector: Lobster (Fancy) - Finish: Polished and Brushed - Chain Type: Wire - Clasp Width (Male end): 6 mm - Clasp Width (Female end): 3.7 mm -