Grail Watch Reference
A Reference Library for Watches from Grail Watch
Movement Database
Grail Watch Blog
Reference Documents
1979 Citizen Movement Table
Seiko Blue Book Automatic Movement Chronology
Seiko Laurel Brochure
Seiko List of Basic and Derivative Calibres
About Grail Watch
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Complications
Chronograph
-2-Button
-Cam Switching Chronograph
Date
-Quick Date Correction
GMT Hand
-Independently-Adjustable 24 Hour Hand
Hacking Seconds
Power Reserve Indicator
Hands
12 Hour Chronograph Hand at 6:00
30 Minute Chronograph Hand at 12:00
Central 24 Hour Hand
Central 60 Second Chronograph Hand
Central Hour Hand
Central Minute Hand
Central Seconds Hand
Date Window at 3:00
Power Reserve Pointer at 6:00
Small Seconds Hand at 9:00
Brand
-Valgranges
Winding
Automatic
-Central Rotor Automatic Winding
-Uni-Directional Automatic Winding
--Clockwise Automatic Winding
Regulators
ETACHRON
Production Periods
2000s
2010s
2020s
Frequency
28,800 A/h
Anti-Shock
Incabloc Double-Cone
Jewels
24
25
Balance Mount
Balance Cock
-Balance Cock Clockwise
Back-Side Features
Balance
-Balance at 1:30
ETA Valgranges Family
Valgranges A07.111
Valgranges A07.161
Valgranges A07.171
Valgranges A07.211
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