Patek Philippe Complications 5905

The Patek Philippe Complications 5905/1A-001 is a self-winding flyback chronograph with Annual Calendar in a 42mm round steel case. The sunburst dial is finished in olive green and displays date, weekday, and month alongside the chronograph function. An Annual Calendar mechanism requires only one correction per year. The integrated steel bracelet combines polished and satin-brushed finishes, and the watch is powered by the automatic Patek Philippe calibre CH 28-520 QA 24H, offering 55 hours of power reserve and water resistance to 30 meters.