I've got a HANOWA and there lovely watches.
I met a guy today that buys Rolex watches as investments; he buys one year, sells one or two years later and makes several thousand on each deal!!!
He says something about stainless Rolex Sports are the big money makers - these are new watches not antique or anything.
Totally different world for me
Seiko Kinetic
Might have been the case with the older ones but I think that the technology has moved on and the the capacitors were replaced with proper batteries.wait till you need the capacitor replaced. I know, because I've just had one done.
If you ever need to, the kit is available.
https://www.amazon.co.uk/SEIKO-3023-5MZ-Seiko-Kinetic-Capacitor/dp/B0006FKJU0
Might have been the case with the older ones but I think that the technology has moved on and the the capacitors were replaced with proper batteries.
@Deekin If the "window" (or whatever it is called) is plastic you might be able to polish it and get it a bit clearer with a drop of water and some toothpaste. I have done that on my own watch.
Out of interest I enquired about servicing, the cost of servicing and resealing the diving watch isn’t economical t
try this guy, ask for Simon. He'll give you a quote before carrying out any work. I have no connection.
https://www.essexclockandwatchclinic.com