Seiko RC-1000 Watch Terminal <– Atari RS232 connection - Out of the Pack - AtariAge Forums
Computer ♥ Records on X: "The Original Smartwatch? Seiko RC-1000 aka Wrist Terminal from 1984 could connect to your desktop computer like a Commodore 64, IBM, Apple IIe, or BBC Micro. #technology
SEIKO RC-1000 ULTRA RARE GRAY VERSION | kokopelli's watches and collectables
Seiko Wrist Terminal RC-1000 1984 with tc-0051 cable rs-232 as-is for parts | WatchCharts Marketplace
SEIKO RC-1000 Wrist Terminal Digital LCD Watch | Case is bla… | Flickr
Retro Stuff - Seiko RC 1000 - How to set the time!? - YouTube