18K Gold-Plated Pearl NecklacePieces: 1 piece Material: Freshwater pearl, 18K gold plated, Titanium steel Care instructions: While wearing the pearl jewelry, avoid exposure to the sun and contact with highly volatile substances such as perfume and hairspray, as it will easily fade in color and lose its luster., 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