How to determine the level of sensitivity of the watch

- Oct 13, 2017-

When the balance spring is in a quiescent state, we give the clock to impose a certain moment, that is, on a string, this time do not shake the watch, and balance wheel can automatically swing, then the watch has a high sensitivity. If the need to shake the watch after the move to move, indicating that the watch sensitivity is low. This phenomenon is generally caused by the balance of the balance wheel is too large.