Gold-plated jewelry consists of a base metal (often brass, copper, or silver) coated with a thin layer of gold through an electroplating process. The gold layer, typically measured in microns, can range from 0.5 to 3 microns thick—far thinner than solid gold or gold-filled jewelry. Common plating options include 18K, 14K, or 24K gold, offering different shades from rose gold to classic yellow gold. While more affordable than solid gold, gold-plated pieces are less durable; the plating can wear off over time due to friction, sweat, or exposure to chemicals like perfumes and cleaning agents. To prolong its lifespan, avoid excessive polishing, store pieces separately to prevent scratches, and clean gently with mild soap and water. Gold plating is popular for fashion jewelry, offering luxury aesthetics at a fraction of the cost, but it requires careful maintenance to retain its shine. For long-term wear, consider gold-filled or vermeil (thicker gold plating over sterling silver) as more durable alternatives.