Carat weight: 0.55 ct.
Diamond carat weight is the measurement of how much a diamond weighs.
A metric "carat" is defined as 200 milligrams.
your diamond 0.55ct.
0.5 Carat Round Loose Diamond, F, VVS1Excellent, GIA Certified
0.51 Carat Round Loose Diamond, G, VVS1Very Good, GIA Certified