Definition: A carat is a measure of weight used for gemstones, and is equal to 200 milligrams. Weights are given to the nearest 1/100th of a carat, an amount which is called a "point." For example, a .50 carat gemstone might also be called one-half carat or a 50-point stone.
Common Misspellings: Karat, is the U.S. measuring system used to define how much gold an item contains.
