[SEIKO] UC-3000 (Memo Diary Wrist Information System) released in 1984 : r/Watches
Seiko UC-3000 watch with the UC-3100 keyboard - watches post - Imgur
WatchLocker - #ThrowBackThursday SEIKO UC-3000 MEMO-DIARY This is a 1st Generation "Smart Watch" (or "Computer Watch" as they were known then) from around 1985. | Facebook