Seiko Memo Diary Wrist Information System UC-3000 - Coolest Vintage
Seiko uc3000 | Vintage electronics, Electric watch, Seiko
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
Muy Rara Vintage Seiko UC-3000 Computadora Reloj (Memo-diario) | eBay
OROLOGIO SEIKO UC 3000 Data Bank Extremely Rare Vintage Japan 80'S Computer Nos EUR 870,00 - PicClick FR