Ref. 5205 Annual Calendar
The Patek Philippe Ref. 5205 is a men's watch that is mechanically marvelous and aesthetically pleasing. It is powered by a Caliber 324 S mechanical movement which can be observed via the crystal case back. The Ref. 5205 utilizes several complications including an annual calendar, 24 hour display, moon phases, and aperture windows for day, date and month, all of which are housed on the dial and protected by the watch's 40mm gold case.
The Ref. 5205 is available four versions: