The 30-minute counter at 3 o'clock and 12-hour counter at 9 o'clock stand as paragons of chronometric accuracy
leap year and 24-hour indication by hands
black-gray PVD dial with red lacquered seconds hand
gold applied numerals with luminescent coating
two-tone light grey and dark grey rubber strap
Patek Philippe Grand Complications Split Seconds Chronograph Pertetual Calendar Watch - 40.2mm Rose Gold Case - Silver Dial - Chocolate Strap - 5204R-001 Louis The 30-minute counter at 340. 2 mm 18K rose gold case, 14. 3 mm thick, interchangeable full back and sapphire crystal case back, silvery opaline dial with gold applied hour markers with luminescent coating, caliber CHR 29 535 PS Q manually wound movement with split seconds chronograph, instantaneous 30 minute counter, perpetual calendar, moon phases, day, month, leap year and day night indication in apertures, date by hand, seconds subdial, approximately 55 65 hours of power