SEIKO UC-2000 / 2100 With Keyboard Fantastic NOS Rare | eBay
WORKING RETRO/VINTAGE 1983 Seiko Data 2000 SmartWatch With Original Keyboard!! | eBay
Before Smartwatches, There was the Seiko UC-2000 Wrist Computer, Here are 5 Cool Facts - TechEBlog
Seiko Originals: The UC-2000, A Smartwatch from 1984 – namokiMODS
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