Grail Watch Reference
A Reference Library for Watches from Grail Watch
Movement Database
Grail Watch Blog
Reference Documents
1979 Citizen Movement Table
Seiko Blue Book Automatic Movement Chronology
Seiko Laurel Brochure
Seiko List of Basic and Derivative Calibres
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Complications
Hands
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-Deutsche Uhrenwerke
Winding
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Anti-Shock
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Back-Side Features
DUW 4000/5000 Family
DUW 1001
DUW 2002
DUW 3001
DUW 4101
DUW 4301
DUW 4401
DUW 5001
DUW 5101
DUW 5201
DUW 6101
