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
Date
-Quick Date Correction
Hands
Central Hour Hand
Central Minute Hand
Central Seconds Hand
Date Window at 3:00
Brand
Seiko
-Seiko Instruments Inc.
Winding
Automatic
-Bi-Directional Automatic Winding
-Central Rotor Automatic Winding
Regulators
ETACHRON
Production Periods
2000s
2010s
Frequency
21,600 A/h
Anti-Shock
Diashock
Jewels
23
Balance Mount
Balance Cock
-Balance Cock Counter-Clockwise
Back-Side Features
Balance
-Balance at 3:00
Seiko 7S35
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