Gold-filled Topaz Crystal Chain Necklace Mateial:alloy (mailnly zinc) Mainstone: crystal, rhinestone, Plating: any colors Gold-filled Topaz Crystal Chain Necklace1)Material: alloy, eco-friendly, lead & nickel free2)Inlay: rhinestone, crystal, zircon. imitation pearl, etc.3) Plating: gold, silver,brass or platinum, rhodiom.4)Color: different colors are available, can be customized.5)Trial and OEM ...