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
Chronograph
-Column Wheel Chronograph
--6-Column Chronograph
-Monopusher Chronograph
Hands
Brand
Universal
Winding
Hand winding
Regulators
Production Periods
1930s
1940s
Frequency
Anti-Shock
Jewels
Balance Mount
Balance Cock
-Balance Cock Clockwise
Back-Side Features
Universal 335
Universal 339
Universal 60
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