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technical variations when françois-paul journe decided to create a range of ... he had two main goals to enhance rating performance and to offer a collection in which all ... construction of such a calibre françois-paul journe succed in bringing together ... diameter of 30 mm and a thickness of 5,70 mm whatever complication is ... winding movement with sufficient power-reserve to ensure precision timekeeping during ... classically built watches with a long power-reserve suffer from the fact that their small ... disturbances on the wrist françois-paul journe therefore imagined a compact ... at a frequency of 21 600 vibrations per hour and is dynamically poised in the ... five possible positions of the watch the inertia blocks enable ...