Previously owned Patek Philippe Retrograde Perpetual Calendar, Model # 5059P. Platinum 36mm case with a crocodile leather strap and platinum deploy buckle. Automatic movement. Hours, minutes, seconds, date, day, leap year, month and moonphase. Retrograde

　　watch with a retrograde display does not display the function in a circular fashion, as we are used to seeing. Rather, it sets out the functions in a linear manner. Instead of the hands going round in a circle, they travel along an arc, and when they get to the end, they jump back to the beginning. Perpetual calendar

　　watch will correctly adjust for short and long months as well as 28/29 days of February once every 4 years. This watch is Discontinued Model, in superb mint condition. 100% original.

　　subject to availabilit