Grail Watch Reference
A Reference Library for Watches from Grail Watch
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Complications
Chronograph
-2-Button
-Cam Switching Chronograph
-Column Wheel Chronograph
--9-Column Chronograph
Date
-Quick Date Correction
Hacking Seconds
Hands
12 Hour Chronograph Hand at 6:00
30 Minute Chronograph Hand at 3:00
45 Minute Chronograph Hand at 3:00
Central 60 Second Chronograph Hand
Central Hour Hand
Central Minute Hand
Central Seconds Hand
Date Window at 3:00
Date Window at 4:30
Date Window at 6:00
Small Seconds Hand at 9:00
Brand
ETA
-ESA
-Valjoux
Longines
Seiko
-Credor
-Daini Seikosha
-Grand Seiko
-Shizukuishi Watch Studio
Winding
Battery
Hand winding
Regulators
Quartz
Screw Regulator
Tuning Fork
Production Periods
1960s
1970s
1980s
1990s
2000s
2010s
2020s
Frequency
170 Hz
18,000 A/h
21,600 A/h
300 Hz
36,000 A/h
9,350 Hz
Anti-Shock
Incabloc Double-Cone
Jewels
12
17
25
Balance Mount
Balance Bridge
Balance Cock
-Balance Cock Clockwise
Back-Side Features
Balance
-Balance at 1:30
-Balance at 12:00
-Balance at 3:00
-Battery at 3:00
Column Wheel
-Column Wheel at 6:00
-Tuning Fork at 10:30
-Tuning Fork at 6:00
ETA 2750 Family
Seiko 68 Family
ESA 9162
Longines 6512
Seiko 4580
Valjoux 232
Valjoux 726
Valjoux 7733
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