![This is the Casio AT-552 Janus, a touchscreen and gesture-controlled calculator watch. From 1984 😮 : r/Damnthatsinteresting This is the Casio AT-552 Janus, a touchscreen and gesture-controlled calculator watch. From 1984 😮 : r/Damnthatsinteresting](https://external-preview.redd.it/wyFOYDFDFszOYSh0HjB4KLyom6JnJuPkJMhqnMEc14E.png?format=pjpg&auto=webp&s=5a76d0e4ea32ef9114d6ddf6f445862258888c28)
This is the Casio AT-552 Janus, a touchscreen and gesture-controlled calculator watch. From 1984 😮 : r/Damnthatsinteresting
Casio - AT-552 - - Watch - Casio AT552 - Casio.ledudu.com - Casio pocket computer, calculator, game and watch library. - RETRO CALCULATOR FX PB SF LC SL HP FA
![Calculadora de toque Casio AT 552 em segunda mão durante 325 EUR em La Roda de Andalucía na WALLAPOP Calculadora de toque Casio AT 552 em segunda mão durante 325 EUR em La Roda de Andalucía na WALLAPOP](https://cdn.wallapop.com/images/10420/ee/ak/__/c10420p870534442/i3112630338.jpg?pictureSize=W640)
Calculadora de toque Casio AT 552 em segunda mão durante 325 EUR em La Roda de Andalucía na WALLAPOP
![Before Smartwatches, There was the Gesture-Controlled, Touchscreen Casio AT- 552 Janus Calculator Watch from 1984 - TechEBlog Before Smartwatches, There was the Gesture-Controlled, Touchscreen Casio AT- 552 Janus Calculator Watch from 1984 - TechEBlog](https://media.techeblog.com/images/touchscreen-casio-calculator-watch.jpg)