[Breguet] One of the oldest existant Bregueet Perpetuels, and the oldest in the collection of the Breguet Museum. It has a British style, hinged movement opens to the front, rose gold case, and damaged Pomme hands and a power-reserve indicator. aperture=f/2.8 focal=7.4mm (35mm equivalent: 35mm) exposure=0.050 s (1/20)