Casio - AT-551G - - Watch - Casio AT551G - Casio.ledudu.com - Casio pocket computer, calculator, game and watch library. - 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
![Casio Janus AT-552] Finally got the one watch I remember wanting most as a kid looking through old Casio adverts. Calculator watch you enter digits via drawing them on the screen, super Casio Janus AT-552] Finally got the one watch I remember wanting most as a kid looking through old Casio adverts. Calculator watch you enter digits via drawing them on the screen, super](https://i.imgur.com/B5tVjyk.jpg)