The term 'FIVE CARATS' can be summarized as a unit of measurement for diamonds and other precious stones. The term is composed of two words, 'five' and 'carats, ' with the former referring to the number of parts and the latter referring to the unit of measurement. A carat is a unit of mass equal to 200 milligrams, and is used to measure the weight of diamonds and other gemstones. Five carats is equal to one GRAM, which is represented by the crossword solution GRAM.