Audemars piguet Ref 26315st The Royal Oak self-winding chronograph 38mm. This 38mm stainless steel Selfwinding Chronograph, whose ruthenium-toned “Grande Tapisserie” dial was redesigned to reinforce legibility, will appeal to both men and women. Case size : 38mm Case thickness: 11mm Water resistance: 50 M #watchporn #audemarspiguet #royaloak