This loose diamond is a winner! She will love this Marquise Duchess shaped loose diamond. The carat weight of the diamond is 0.52. The color of the diamond is Light Blue (Irradiated) and the clarity is VS1. The measurements of the diamond in mm are: 9.22 x 4.23 x 2.28. This diamond has undergone the Irradiated color treatment. All our diamond jewelry and loose diamonds arrive in a classic jewelry box and come with a 30-day return policy.