PinionsPinion Pinions are essentially small gears in a mechanical watch movement that are used to transfer power between gears. [Learn More] are essentially small gears in a mechanical watch movement that are used to transfer power between gears.
PinionsPinion Pinions are essentially small gears in a mechanical watch movement that are used to transfer power between gears. [Learn More] are essentially small gears in a mechanical watch movement that are used to transfer power between gears.