I'm pleased to report my Calculator watch collection is finally getting a YouTube video all its own very shortly! ⌚️🧮 #calculato... | Instagram
![Sorted. Three years on one charge too #retrowatch #casio #c80 #livininthe80s | Retro watches, Casio, Casio watch Sorted. Three years on one charge too #retrowatch #casio #c80 #livininthe80s | Retro watches, Casio, Casio watch](https://i.pinimg.com/736x/c9/bd/0d/c9bd0d69131f68190e5fb1ab28706d78.jpg)
Sorted. Three years on one charge too #retrowatch #casio #c80 #livininthe80s | Retro watches, Casio, Casio watch
![So I have this C80… but on fresh batteries, I can't seem to get any button to work, except the light. All others are unresponsive. I tried poking directly at the module So I have this C80… but on fresh batteries, I can't seem to get any button to work, except the light. All others are unresponsive. I tried poking directly at the module](https://i.redd.it/1f88ox23bzy81.jpg)
So I have this C80… but on fresh batteries, I can't seem to get any button to work, except the light. All others are unresponsive. I tried poking directly at the module
![Vintage Casio C-80 Calculator/ Watch Module 133 First /casio Calculator Watch/ Japan Very Good Condition/ Digital Casio/retro Watchs - Etsy Vintage Casio C-80 Calculator/ Watch Module 133 First /casio Calculator Watch/ Japan Very Good Condition/ Digital Casio/retro Watchs - Etsy](https://i.etsystatic.com/32273226/r/il/ed14ed/5736339045/il_fullxfull.5736339045_7glq.jpg)