Carat weight: 0.31ct.
Diamond carat weight is the measurement of how much a diamond weighs.
A metric "carat" is defined as 200 milligrams.
your diamond 0.31ct.
0.31 Carat Pear Loose Diamond, E, I1, GIA Certified
0.31 Carat Pear Loose Diamond, I, SI2, GIA Certified