Patek Philippe Annual Calendar Flyback Chronograph Tray has become expert at crafting

has become expert at crafting exceptional wristwatch designs that marry influence from the pocket watch and cocktail watch into contemporary forms

almost too dressy

is one such timepiece

This particular Reference 810 also features the desirable AOPA logo on the dial

Patek Philippe Annual Calendar Flyback Chronograph Tray has become expert at craftingThe annual calendar is a complication invented by Patek Philippe. While it plays second fiddle to the perpetual calendar in the minds of most collectors, the reality is that the construction of this calendar mechanism is by no means a simple feat, and requires impressive micro engineering and design acumen to execute well. Able to account for months of different lengths, it only requires manual adjustment once per year at the end of February. However,