The plain and simple definition of “karat” is “a unit for measuring how pure a piece of gold is. The purer the gold, the softer it is. This creates a bit of a conundrum because, as we know, people make jewelry out of gold, and the gold will essentially lose itself because of regular handling. The solution? Make it an alloy. In other words, pure gold is mixed with different metals to make it sturdier, and consequently affects the karat.Read More