Audemars Piguet Selfwinding Perpetual Calendar

The Audemars Piguet Royal Oak Selfwinding Perpetual Calendar 26674CD.OO.1225CD.01 features an octagonal 41mm case crafted from "Bleu Nuit" ceramic, paired with a matching ceramic bracelet, and stands 4.1mm thick. The blue Grande Tapisserie dial is protected by a glareproofed sapphire crystal and displays hours, minutes, moon phases, and a perpetual calendar. It is powered by the selfwinding calibre 7138, which provides 55 hours of power reserve.