Ladies' gold-filled ring with cubic zirconia stone. Gold-filled is a superior quality material, consisting of a thick layer of gold (5% of total weight) mechanically bonded to a base metal through pressure and heat, using 10K to 18K gold. It offers exceptional durability, resisting wear and oxidation, and maintaining its shine for years with proper care. Hypoallergenic, it is the ideal choice for those seeking elegance and longevity.