Beauniq 14k Solid Yellow Gold 1.5mm Cable Chain Necklace, 18" This necklace is made of solid 14k gold (not plated or filled) and stamped "14k". This classic necklace is a great choice for wearing with your favorite pendant. Chain is 1.5mm thick, comes in: 13, 15, 16, 18, 20, 22 inches long. Weighs 0.9 grams