[Watch_Geekmaster]

Maybe it's the location where the backup springs for the piezoelectric speak are kept?

You just win the post of the year award! :-!:-d

 

[Watch_Geekmaster]

The spring is part of the sophisticated Harmonic Motion dampening system. It reduces the amount of jerk exerted from you wrist to your watch. That type of force is actually more frequently encountered by the watch, than an occasional shock from falling to the ground or bumping onto an object.


;-)