Audemars Piguet Royal Oak Ref. S : New or new without a tag. A : Good condition with minor sigh of use. AB : Used condition with some damages. B : Obvious sigh of use with heavy damages. Case: W 1.3 x H 1.3 ” Inner Circumference : 7.1 “. Case: W 32 x H 33 mm Inner Circumference: 18.0 cm. Case, Certificate of Authenticity, Care Manual. International Buyers – Please Note.