Seiko UC-3000 watch with the UC-3100 keyboard - Album on Imgur
SEIKO UC 3000 + UC 3100 NUOVO DA COLLEZIONE! Con SCATOLA e ISTRUZIONI - VINTAGE! | eBay
New Arrival, seeking instruction book | Wrist Sushi - A Japanese Watch Forum
Saturday watch illustration, this one with what in my opinion is probably the first concept of a smartwatch in the '80s: the Seiko UC-2000! This piece would work as a simple digital