Grail Watch Reference
A Reference Library for Watches from Grail Watch
Movement Database
Grail Watch Blog
The Watch Files Podcast
Reference Documents
1979 Citizen Movement Table
Seiko Blue Book Automatic Movement Chronology
Seiko Laurel Brochure
Seiko List of Basic and Derivative Calibres
About Grail Watch
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Complications
24 Hour Hand
Date
Day/Night Indicator
GMT Hand
-Independently-Adjustable 12 Hour Hand
Hands
Date Window at 9:00
Brand
Parmigiani Fleurier
Winding
Automatic
-Central Rotor Automatic Winding
Two Barrel
Regulators
Production Periods
2010s
2020s
Frequency
28,800 A/h
Anti-Shock
Jewels
38
Balance Mount
Balance Cock
-Balance Cock Clockwise
Back-Side Features
Balance
-Balance at 8:00
PF337
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