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Astron (wristwatch) - Wikipedia
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Brochure: Seiko Quartz Astron - World's First Quartz Watch — Plus9Time
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![Seiko] *THE FIRST* Quartz Watch - the 1969 Seiko Astron : r/Watches](https://preview.redd.it/seiko-the-first-quartz-watch-the-1969-seiko-astron-v0-w3wy4qiopjja1.jpg?width=640&crop=smart&auto=webp&s=f193b351ce1646d1814033b4fd87c0ebea5993b2 "Seiko] *THE FIRST* Quartz Watch - the 1969 Seiko Astron : r/Watches")
Seiko] *THE FIRST* Quartz Watch - the 1969 Seiko Astron : r/Watches
S23617J1 | Quartz Astron The Commemorative Edition | Seiko | HOROBOX
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The 1969 Quartz Astron 50th Anniversary Limited Edition | Astron | Seiko Watch Corporation
