Malaysia Watch Forum
Main Forums => General Discussion - Modern Watches => Topic started by: sshark on March 10, 2009, 08:23:45 AM
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History on Seiko (up to Spring Drive). In fact, it explains how Spring Drive work and you can be the judge if SD is mechanical or quartz or both or not :)
http://www.scribd.com/doc/12811123/A-Journey-in-Time
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Very cool link.
Thanks for sharing sshark.