What time is it? Watches and horology

A Look Inside Grand Seiko’s 9F Quartz Movemen

these movements are engineered much in the same way Grand Seiko’s mechanical movements are. To that point, they’re designed to be serviced should something go wrong mechanically, and they’re not meant to be discarded and replaced like many cheaper, mass-produced quartz movements are.

I did not know and that is really impressive.