Grail Watch Reference
A Reference Library for Watches from Grail Watch
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Complications
24 Hour Hand
Alarm
Chronograph
-2-Button
-Cam Switching Chronograph
Date
-Date by Pointer
-Quick Date Correction
-Semi-Instantaneous Date Change
Day
GMT Hand
-Independently-Adjustable 24 Hour Hand
Hacking Seconds
Month
Moon Phase
Power Reserve Indicator
Hands
12 Hour Chronograph Hand at 6:00
24 Hour Hand at 9:00
30 Minute Chronograph Hand at 12:00
30 Minute Chronograph Hand at 3:00
Alarm Indicator at 9:00
Central 24 Hour Hand
Central 60 Second Chronograph Hand
Central Alarm Hand
Central Date Pointer
Central Hour Hand
Central Minute Hand
Central Seconds Hand
Date Window at 3:00
Date Window at 4:30
Day Window at 11:30
Day Window at 3:00
Month Window at 12:30
Moon Phase Wheel at 6:00
Power Reserve Pointer at 6:00
Small Seconds Hand at 9:00
Brand
ETA
-Valgranges
-Valjoux
Vénus
Winding
Automatic
-Central Rotor Automatic Winding
-Uni-Directional Automatic Winding
--Clockwise Automatic Winding
Hand winding
Regulators
ETACHRON
Indexed
Mobile Stud
Screwed Balance
Valjoux
Production Periods
1950s
1960s
1970s
1980s
1990s
2000s
2010s
2020s
Frequency
18,000 A/h
28,800 A/h
Anti-Shock
Incabloc Double-Cone
Jewels
17
21
24
25
27
Balance Mount
Balance Cock
-Balance Cock Clockwise
Back-Side Features
Balance
-Balance at 1:30
-Barrel at 7:30
Central Rotor
ETA 7750
ETA 7751
ETA 7753
ETA 7754
Valgranges A07.111
Valgranges A07.161
Valgranges A07.171
Valgranges A07.211
Venus 230
Venus 232
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