Originally Posted by
walkerwek1958
Never tried warming a watch in the hope that it’ll run, anecdotal evidence suggests that it can work, but what’s it telling you? If the lubrication has deteriorated to this extent the watch clearly needs attention, potentially the heat has softened dried up lubricant and allowed the watch to start running, but I wouldn’t be patting myself on the back too hard for achieving a fix. What it does prove is that the electronic parts are functional, so there’s a very good chance that the watch can be serviced successfully, but that’s all.