Gold-filled jewelry is composed of a solid layer of gold (typically constituting at least 5% of the item's total weight) mechanically bonded to a base of either sterling silver or some base metal.
Gold filled jewelry does not lose its gold color easily because it has a top layer of 14K or 18K Gold that is at least 5% of the total alloy by weight. It is extremely durable, won't chip or flake, is tarnish resistant, and is a great alternative to expensive solid gold jewelry. Gold-filled jewelry can be worn by people with sensitive skin since its 100% Hypoallergenic, Lead and nickel free. It looks great and with proper care will last decades.