Grail Watch Reference
A Reference Library for Watches from Grail Watch
Movement Database
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About Grail Watch
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Complications
Hands
Central Hour Hand
Central Minute Hand
Lépine Small Seconds Hand
Brand
Excelsior Park
Minerva
Zenith
Winding
Hand winding
Regulators
Cylinder Escapement
Production Periods
1890s
Frequency
18,000 A/h
Anti-Shock
Jewels
10
17
6
Balance Mount
Balance Cock
-Balance Cock Clockwise
-Balance Cock Counter-Clockwise
Back-Side Features
-Balance at 3:00
-Balance at 4:30
-Barrel at 10:30
-Barrel at 12:00
Excelsior Park JB1 Family
Minerva 18/1
Zenith
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