SEIKO WATCH | The Seiko Museum - Driving Digital Timepiece Development
My grandfather's Seiko RC-4000 watch from 1985. The "most advanced, hight tech" watch for its time that connected to the Apple II computer. : r/BuyItForLife
Before Smartwatches, There was the Seiko UC-2000 Wrist Computer, Here are 5 Cool Facts - TechEBlog
Seiko Computer Watch Fun | Vintage Electronics Have Soul – The Pocket Calculator Show Website
File:Seiko Data-2000, The First Computer Watch, Circa 1983-1984, LCD Watch with Docking Station (8515983575).jpg - Wikimedia Commons