Casio - AT-552 - - Montre - Casio AT552 - Casio.ledudu.com - bibliothèque des ordinateurs et des calculatrices Casio de ledudu. - RETRO CALCULATOR FX PB SF LC SL HP FA
![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)
Before Smartwatches, There was the Gesture-Controlled, Touchscreen Casio AT- 552 Janus Calculator Watch from 1984 - TechEBlog
![Massimo on X: "Believe it or not, this is the Casio AT-552 Janus, a touchscreen and gesture-controlled calculator watch. From 1984 [full video, by ChromeFD: https://t.co/40cPb33rwE] [read more: https://t.co/bTkawvBKYt] https://t.co/9cQBNBE7yE" / X Massimo on X: "Believe it or not, this is the Casio AT-552 Janus, a touchscreen and gesture-controlled calculator watch. From 1984 [full video, by ChromeFD: https://t.co/40cPb33rwE] [read more: https://t.co/bTkawvBKYt] https://t.co/9cQBNBE7yE" / X](https://pbs.twimg.com/ext_tw_video_thumb/1165546232900665344/pu/img/HuyF4W-w4z4z85Ux.jpg)