Grail Watch Reference
A Reference Library for Watches from Grail Watch
Movement Database
Grail Watch Blog
The Watch Files Podcast
Reference Documents
About Grail Watch
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Complications
Hands
Brand
Seiko
-Daini Seikosha
Winding
Regulators
Production Periods
1970s
1980s
Frequency
Anti-Shock
Jewels
Balance Mount
Back-Side Features
Daini Seikosha 43 Qartz Stream
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