It's small changes to the design that increase ease of use and
link tactile quality. For instance,
prix montre casio femme the bezel uses a "labyrinth seal" between the bezel and the case so simply turning the bezel while rinsing the watch will eject any sand or particles that get between the case and the bezel. And the bezel mechanism is a double-piston design that uses 16 ball bearings, which
link means that bezel action is silky smooth.