this watch was a special gift some 20 years ago.
(https://www.ngaugeforum.co.uk/SMFN/gallery/154/thumb_847-110825092113.jpeg) (https://www.ngaugeforum.co.uk/SMFN/index.php?action=gallery;sa=view;id=154222)
no winding -no batteries--solar powered! Then a couple of years back it died--just packed up.
Yesterday i had a brainwave---
(https://www.ngaugeforum.co.uk/SMFN/gallery/147/thumb_847-041224095406.jpeg) (https://www.ngaugeforum.co.uk/SMFN/index.php?action=gallery;sa=view;id=147376)
and now its working perfectly again.
Just think what it could do for your old dead locos