Perpetual Calendar
A fine, rare and attractive 18k yellow gold perpetual-calendar wristwatch of the famous Swiss watch brand Patek Philippe, founded in 1839. Estimated production period: 1990–1995 . 18k yellow gold case, diameter 36mm, snap-on sapphire caseback. White silvered ‘sigma’ dial with recessed counters, applied yellow gold indexes, yellow gold Dauphine hands, German version of calendar markings. Ultra-thin caliber 240 Q, stamped with the Poinçon de Genève quality hallmark, self-winding with 22k gold micro-rotor, up to 45 hours of power reserve. Functions – indication of time in hours and minutes, perpetual calendar with date, day of the week, month and leap year indicators, moonphase and 24h day/night indicators. Patek Philippe black leather strap, early Patek Philippe yellow gold pin buckle.
