BEYOND THE DIAL Collector Guide Birth-Year Seiko Watches: 1970-1979
The History of Seiko Watches - A Selection Of Iconic Japanese Timepieces | WatchGecko
Quartz-Astron, the world's first quartz watch
Seiko Astron: World's First Quartz Watch Turns 40 | aBlogtoWatch
A tribute to a watchmaking revolution. The 50th anniversary of the Quartz Astron is celebrated in a limited edition GPS Solar watch. | News | Seiko Watch Corporation