The gmt master root beer is a masterpiece of horological engineering. No less a luminary than Roger Smith recently sang the praises of the 321 in Talking Watches (and he's a guy who may be presumed to know something about movements). On to the movement. The caliber GS 36-750 PS IRM has a three-day power reserve for the going train, and a 24-hour power reserve in full strike mode.

Replica Audemars Piguet orologi Discover the intricate details of this luxury timepiece.

Learn about the history and craftsmanship behind the gmt master root beer.