The Bidynator revolutionized automatic watchmaking. Developed by Felsa, it was the first automatic movement to wind in both directions. Unlike earlier systems that only charged the mainspring in one direction, the Bidynator converts every motion of the rotor — clockwise and counterclockwise — into stored energy. As the wrist moves, the rotor turns freely in both directions, transmitting power through a sophisticated gear system that continuously winds the mainspring. The result: higher efficienc
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The Gübelin Ipsomatic, designed by Santiago Calatrava, honours our heritage with a historical Felsa movement. Originally developed in 1942, the Bidynator was a pioneering achievement in automatic watchmaking. The new Ipsomatic continues this legacy, with its movement meticulously restored and refined to perfection. https://www.gubelin.com/time-home | Gubelin Jewellery
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