Item: Ring Brand: Cartier Model Name: Happy Birthday Category: Ladies Serial: SC67** Material: Pt950Platinum Weight: 5.55 g Size:47 Actual size: No. 7 (7 JP / US 4) (our measurement size) the actual size may differ slightly from each brand's specifications. Ring inner diameter: 15.14 mm (0.60 in) Ring width (maximum): 4 mm (0.16 in) Accessories: None Condition: Used item: with only slight signs of use, polished