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
SEIKO UC-2100 for SEIKO UC-2000 LCD WRIST WATCH very rare keyboard UK001-0020 | WatchCharts Marketplace
Seiko Originals: The UC-2000, A Smartwatch from 1984 – namokiMODS
Seiko UC-2100 keyboard datagraph | National Museum of American History