Audemars Piguet Royal Oak Chronograph (26022BAOOD088CR01) self – winding automatic watch, features a 39mm 18k yellow gold case surrounding a silver tapiserrie dial on a brand new brown alligator strap with an 18k yellow gold deployant buckle. Functions include hours, minutes, smallseconds, date and chronograph. This watch does not come with box or papers. F Serial. We back this watch with a 2-Year WatchBox warranty!