EUC Christian Dior PT900 Platinum .50 ct Diamond Ring Size: 5.5 Details: PT900 Platinum 1 Round Cut Diamond; Approx. .50 ct VS1 Clarity/F Color Approx. Diamond Size 5mm x 5mm x 3mm Weight: 3.7g Fully Hallmarked Condition: Excellent lightly worn condition. No real signs of wear as photographed. Have this ring professionally cleaned and polished and it will shine like new! See all photos and video for overall condition.