The Audemars Piguet Royal Oak Selfwinding Perpetual Calendar Ultra-Thin: Reference, 26586IP.OO.1240IP.01. Case, 41mm x 6.3mm, titanium with platinum bezel, sapphire crystal and caseback. Bracelet, satin-brushed titanium with polished platinum interlinks. Movement, caliber 5133, 32mm x 2.89mm,
link running at 19,800 vph in 37 jewels. Price, CHF 140,000; AP boutique exclusive. Find out more at audemarspiguet .