Patek Philippe Perpetual Calendar Moonphase Grand Complication Watch - 5140P-013
37.2 mm platinum case, interchangeable full and sapphire-crystal back, ebony-black sunburst dial with diamond hour markers, caliber 240 Q ultra-thin self-winding movement with perpetual calendar (day, date, month, leap year by hands, moon phases, 24-hour dial), approximately 38-48 hours of power reserve, shiny black alligator strap with square scales, fold-over buckle. Water resistant to 30 m.
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