VINTAGE CASIO TC-600 Touch Sensor Calculator Watch For parts or repair $49.99 - PicClick
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
Got this great mint TC-600 that I'm reselling on eBay, a little sad to give it up, but it'll be good to make a little extra money in this time : r/casio