Category Archives: Carat

Guide to Diamond Carats

Carat weight is one of the 4Cs of diamonds that measures measures a diamond’s weight and size. The term “carat” is derived from the carob seeds that were used to balance scales in ancient times. Today’s metric carat is equal to 200 milligrams, or one-fifth of a gram, and there are approximately 142 carats to an ounce. Carats are further divided into points. There are 100 points in a .