Patek Philippe Cubitus 5840P-001, Platinum, Openworked Dial, 45 mm (2026)

The Patek Philippe Cubitus 5840P-001 Perpetual Calendar Skeleton is an exceptional expression of contemporary haute horlogerie, combining the prestige of solid platinum with an intricate openworked dial, sophisticated perpetual calendar complications, and the distinctive architectural design of the Cubitus collection. Measuring 45 mm diagonally, the platinum case features the collections signature square silhouette with rounded corners, enhanced by a sophisticated combination of polished and satin-brushed surfaces that highlight Patek Philippes exceptional craftsmanship. With a remarkably slim 10 mm profile, the case balances bold contemporary proportions with the refined elegance associated with the manufacture. A discreet baguette-cut diamond positioned at 6 oclock adds a distinctive precious-stone detail, traditionally associated with Patek Philippes platinum timepieces. The striking sunburst blue openworked dial features finely laser-cut horizontal strips that reveal the intricate architecture of the skeletonized movement beneath, creating exceptional depth and visual complexity. Applied white gold index hour markers and rounded baton-style hands with luminescent coating provide excellent legibility, while the beautifully arranged subsidiary displays showcase the watchs sophisticated perpetual calendar functionality. The complication displays the day, date, month, leap-year cycle, and 24-hour indication, accompanied by an elaborate astronomical moon phase display that adds a captivating artistic element to the dial. Completing the design is a navy blue composite strap with a distinctive fabric pattern, secured by a platinum fold-over clasp that complements the watchs contemporary aesthetic. Powering the Patek Philippe Cubitus 5840P-001 is the self-winding Caliber 28-28 Q SQU, a remarkable square-shaped skeletonized movement comprising 313 components and featuring an off-center 22K gold micro-rotor