How many Astron were really produced?
The Seiko 1969 Quartz Astron 50th Anniversary Limited Edition
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The 1969 Quartz Astron 50th Anniversary Limited Edition | Astron | Seiko Watch Corporation
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Seiko Astron: World's First Quartz Watch Turns 40 | aBlogtoWatch
Seiko Astron: World's First Quartz Watch Turns 40 | aBlogtoWatch
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Introducing: The 1969 Quartz Astron 50th Anniversary Limited Edition - Hodinkee
How many Astron were really produced?
Seiko Astron 35-9000 date | The Watch Bloke
Seiko Releases 50th Anniversary Edition of the Historic Quartz Astron | WatchTime - USA's No.1 Watch Magazine
