Balance wheel spiral springs for mechanical wristwatches (caliber) or drives are the reliable "clock", or time standard that determines the accuracy of the watch. Special materials compensate for the influence of temperature and magnetism at the heart of the watch.
Designs
Raw spiral, round, with overhang
Spiral with laser welded overhang and roll
Spiral with roll and end curve
Dimensions and torque
Specially tailored to customer requirements
Material
Nivarox CT
Nispan C