Brand: Cartier Name: Cartier Ballerina Ring Common name: Ballerina Model #: CRB4092800 Material: Platinum 950 Item rank: Used item A Category: Men's Ladies Size: Issue 18.0 (58) Actual size: Arm Max Depth: 1.9 mm (0.07 in) Weight: 3.1 g Accessories: (no accessories) Detailed Polished. • Ring size listed will usually be international sizing, not US, unless otherwise stated. You accept this description upon purchase. Please use the Ring Size Chart.