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
About Grail Watch
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Complications
Date
-Quick Date Correction
-Retrograde Date
Day
-Quick Day Correction
Leap Year
Month
-Quick Month Correction
Moon Phase
Perpetual Calendar
Hands
Day Window at 9:00
Brand
-Valjoux
Parmigiani Fleurier
Winding
Automatic
-Central Rotor Automatic Winding
Hand winding
Two Barrel
Regulators
Production Periods
1940s
2000s
2010s
2020s
Frequency
28,800 A/h
Anti-Shock
Jewels
17
32
Balance Mount
Balance Cock
-Balance Cock Clockwise
Back-Side Features
Balance
-Balance at 12:00
-Balance at 8:00
PF333
Valjoux 89 DXC
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