The sophisticated design of the Annual Calendars model whose movement runs at over 20,000 beats per hour and has a central rotor to help keep time extremely accurate. This pre-owned 5396 Annual Calendar model as part of the Complications collection has a leather watch strap comes in 18CT white gold; it is supplied with a year’s warranty. The cream coloured dial is accompanied by the celebrated Patek Philippe moon phase indicator and gold applied hour markers and numerals.