What is 22 ct?

"22 ct" refers to the purity of gold, indicating that 22 out of 24 parts are pure gold, which equates to approximately 91.7% gold content. The remaining 2 parts consist of other metals, such as copper or silver, which are added to enhance durability and alter color. This level of gold purity is commonly used in jewelry, striking a balance between quality and practicality.