1985 Casio TC-600 | Long before smart watches, there were calculator watches. 1985 Casio TC-600 with touch sensor display... there's just something so cool about these!... | By Plethora Businesses | Facebook
超話題新作 CASIO TC-500 CAL SENSOR TOUCH 腕時計(デジタル) - brightontwp.org
Casio Tc-600 Vintage Crystal Touch Screen Calculator NOS RARE X10 for sale online | eBay
World of Engineering on X: "Hello Sunday. Wait till of end of video. Wearing my immaculate 1986 Casio TC-600 Touch Screen Calculator. This watch has a dual-layer LCD with one layer for