Grail Watch Reference
A Reference Library for Watches from Grail Watch
Movement Database
Patent Database
Grail Watch Blog
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Reference Documents
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About Grail Watch
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Complications
Hacking Seconds
Hands
Central Hour Hand
Central Minute Hand
Central Seconds Hand
Brand
Bulova
Winding
Battery
Regulators
Tuning Fork
Production Periods
1960s
1970s
Frequency
360 Hz
Anti-Shock
Jewels
Balance Mount
Back-Side Features
Battery
-Battery at 4:30
Tuning Fork
-Tuning Fork at 12:00
Bulova Accutron
Accutron 214
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