Decades ahead of it's time - Casio AT-552 Janus | WatchUSeek Watch Forums
Men JAPAN Vintage 1982 Calculator-Watch CASIO "Janus" (320) AT-550G. Alarm. | eBay
Casio AT-552 Janus from 1984 | The 80's already did it. Touch screen and gesture control on the Casio AT-552 Janus from 1984 👏🏼 Video by @neontalk IG | By 8past10.com | Facebook
Today I Learned...The Casio AT-552 Janus Was The First Generation Of Touchscreen Watch
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