Audemars Piguet Selfwinding "50th Anniversary"

The Audemars Piguet Royal Oak Selfwinding "50th Anniversary", reference 15550ST.OO.1356ST.03, has an octagonal stainless steel case measuring 37mm with a thickness of 8.9mm, fitted with an integrated steel bracelet. The grey dial features a Petite Tapisserie pattern and is protected by a glareproofed sapphire crystal. It is powered by the selfwinding calibre 5900, offering a 60-hour power reserve and displaying hours, minutes, centre seconds and a simple calendar.