Got any specifics? I can try to do an offset, say 630 ms every 3 hours for starters, if I can understand my watch's code. Or is there a generic way to do that?
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
Have you done anything to correct the drift you and I have noticed?