Patek Philippe Grand Complications 5308

Reference 5308G-001 is a Grand Complications model in a 42 mm round white gold case with a blue dial and sapphire crystal. It combines a minute repeater, split-seconds chronograph and instantaneous perpetual calendar, incorporating several innovations, two of which are patented. The instantaneous mechanism moves the day, date and month disks in 30 milliseconds across three apertures arranged along an arc. The watch is powered by the automatic Patek Philippe calibre R CHR 27 PS QI, offering a 48-hour power reserve and additional functions including moon phase and small seconds.