Go to settings app on the watch, make connectable "no" then go back into make connectable and select "yes". Then try adding the watch again in the gadgetbridge app on the phone.
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.
Go to settings app on the watch, make connectable "no" then go back into make connectable and select "yes". Then try adding the watch again in the gadgetbridge app on the phone.