Audemars Piguet Selfwinding "50th Anniversary"

The Audemars Piguet Royal Oak Selfwinding "50th Anniversary", reference 77451ST.ZZ.1361ST.01, has an octagonal stainless steel case measuring 34mm in diameter and 8.8mm thick, fitted with an integrated steel bracelet. The blue Grande Tapisserie dial displays hours, minutes, centre seconds and a simple calendar, protected by a glareproofed sapphire crystal. It is powered by the selfwinding calibre 5800, offering 50 hours of power reserve, and the case is water resistant to 50 metres.