Grail Watch Reference
A Reference Library for Watches from Grail Watch
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Complications
Chronograph
-Column Wheel Chronograph
--6-Column Chronograph
--7-Column Chronograph
Hands
30 Minute Chronograph Hand at 3:00
Central 60 Second Chronograph Hand
Central Hour Hand
Central Minute Hand
Lépine Small Seconds Hand
Small Seconds Hand at 9:00
Brand
Excelsior Park
Minerva
Zenith
Winding
Hand winding
Regulators
Cylinder Escapement
Indexed
Production Periods
1900s
Frequency
18,000 A/h
Anti-Shock
Jewels
10
15
17
6
7
Balance Mount
Balance Cock
-Balance Cock Clockwise
-Balance Cock Counter-Clockwise
Back-Side Features
-Balance at 12:00
-Balance at 3:00
-Balance at 4:30
-Barrel at 10:30
-Barrel at 12:00
-Barrel at 7:30
-Column Wheel at 6:00
Excelsior Park JB1 Family
Minerva 18/1
Minerva 19/27
Minerva 19/3
Minerva 19/9
Minerva 19/9 CH
Zenith
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