What Is the Difference Between Solid Gold, Gold-Filled, and Gold-Plated Jewelry?

These terms describe how much gold is present in a piece of jewelry and how the gold is incorporated into the item.

𝗦𝗼𝗹𝗶𝗱 𝗚𝗼𝗹𝗱

Solid gold jewelry is made from a gold alloy throughout the piece rather than having a layer of gold applied over another metal. The term "solid" describes the construction of the item and does not necessarily mean that the piece is 24K pure gold.

For example, 14K solid gold contains approximately 58.3% pure gold throughout the gold alloy, while 18K solid gold contains approximately 75% pure gold. The remaining metal consists of other alloys that provide strength and durability.

Solid gold jewelry can be made in 10K, 14K, 18K, and other karats. Pure gold is 24K.

𝗚𝗼𝗹𝗱-𝗙𝗶𝗹𝗹𝗲𝗱

Gold-filled jewelry consists of a base-metal core that is mechanically bonded with a substantial layer of gold. The gold layer is significantly thicker than the coating used for gold-plated jewelry and is designed to be more durable and longer-lasting.

Gold-filled jewelry is not solid gold because the interior is made from another metal.

𝗚𝗼𝗹𝗱-𝗣𝗹𝗮𝘁𝗲𝗱

Gold-plated jewelry consists of a base-metal core covered with a thin layer of gold. Because the gold layer is relatively thin, it can wear away over time, particularly in areas that experience frequent contact or friction.

Gold-plated jewelry is not solid gold or gold-filled.

𝗜𝗻 𝘀𝗶𝗺𝗽𝗹𝗲 𝘁𝗲𝗿𝗺𝘀:

Solid gold = gold alloy throughout the piece

Gold-filled = a substantial layer of gold bonded to a base-metal core

Gold-plated = a thin layer of gold applied over a base-metal core

When purchasing jewelry, always check the product description for the specific metal, karat, and construction of the item. If a product is described as 10K, 14K, or 18K solid gold, the stated karat indicates the gold purity, while "solid" indicates that the piece is not hollow or simply coated with gold.