Round Pendant Necklace – Gold Plated Size and Details High quality gold plated necklace chain. UV Resistant Water Resistant 22 inch necklace chain that fits great on anyone. Note: the core metal of the necklace is zinc alloy that is then wrapped in gold plating. Since the core of the pendant is zinc alloy it does not have a karat rating. The gold plating is 0.2 millimeters thick to ensure a beautiful, lustrous, shine. A custom hardened resin insert is placed on top of the pendant to give it the highest quality color vibrancy possible. 100% Made in the USA