18K Gold-Plated Copper Necklace

Pieces: 1-piece Material: 18K gold-plated, Copper Care instructions: Avoid wearing during exercise, as sweat will react with the jewelry to produce silver chloride and copper sulfide, which causes the jewelry to deteriorate and corrode over time. Product measurements: Chain length 15.7 in, Extension chain length 2 in, Weight 0.7 oz (19.3 g)