Grail Watch Reference
A Reference Library for Watches from Grail Watch
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Complications
Regulator
Hands
24 Hour Hand at 9:00
Central 60 Second Chronograph Hand
Central Minute Hand
Central Seconds Hand
Hour Hand at 12:00
Hour Hand at 3:00
Hour Window at 12:00
Open Heart at 6:00
Small Seconds Hand at 6:00
Brand
Chronoswiss
Tianjin
-Sea-Gull
Winding
Automatic
-Central Rotor Automatic Winding
-Uni-Directional Automatic Winding
--Counter-Clockwise Automatic Winding
Regulators
ETACHRON
Production Periods
1980s
1990s
2000s
2010s
2020s
Frequency
21,600 A/h
Anti-Shock
Incabloc Double-Cone
Jewels
20
30
32
Balance Mount
Balance Cock
-Balance Cock Counter-Clockwise
Back-Side Features
Central Rotor
Chronoswiss C.122
Chronoswiss C.123
Chronoswiss C.124
Chronoswiss C.125
ST17F
ST17F2
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