Audemars Piguet Royal Oak Perpetual Calendar Skeleton 41mm Black Ceramic | Ref. 26585CE

Why we love this watch

Few timepieces command attention the way the Audemars Piguet Royal Oak Perpetual Calendar Skeleton does, and the 26585CE in black ceramic elevates that presence to an entirely different register. At 41mm, the case is shaped in the Royal Oak's unmistakable idiom - the iconic octagonal bezel rendered here in fixed black ceramic, its geometry as precise and deliberate as the movement engineering it houses. Every surface, from case to integrated bracelet, is unified in deep black ceramic: a material chosen not only for its extraordinary hardness and scratch resistance, but for the near-liquid depth of colour it imparts to the watch's overall aesthetic. At the heart of this piece lies the skeleton dial - a composition that strips away any barrier between wearer and watchmaking. The open-worked architecture exposes the perpetual calendar mechanism in its full complexity, with baton hour markers anchoring legibility against the layered mechanical landscape beneath. The perpetual calendar complication itself is among the most demanding achievements in traditional watchmaking: tracking the day, date, and the irregular lengths of every month across a four-year leap year cycle without manual correction. Paired with a moonphase display, the 26585CE becomes a complete celestial instrument - one that measures time with the quiet confidence of a mechanism that requires virtually no intervention. The integrated black ceramic bracelet flows from the case with the seamless continuity that has defined the Royal Oak since its inception, the whole object reading as a single sculpted form rather than an assembly of parts. Against the black dial, the skeletonised movement creates a play of shadow and depth that shifts with the light - never static, always alive. This reference is available to secure to order through SASO. We invite you to enquire directly with our team to discuss availability and arrange this acquisition.