Audemars Piguet Royal Oak 50th Anniversary (15550STOO1356ST02) self – winding automatic watch, features a 37mm stainless steel case surrounding a “Bleu Nuit Nuage 50” Grande Tapisserie dial on a stainless steel bracelet with folding buckle. Functions include hours, minutes, seconds and date. This watch comes complete with the original box and papers. Scattered Serial. Time remaining on the factory warranty!