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
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Complications
Chronograph
-2-Button
-Cam Switching Chronograph
Date
-Big Date
–Double Wheel Big Date
-Quick Date Correction
Hands
30 Minute Chronograph Hand at 3:00
Big Date at 6:00
Central 60 Second Chronograph Hand
Central Hour Hand
Central Minute Hand
Date Window at 6:00
Small Seconds Hand at 9:00
Brand
Venus
Winding
Hand winding
Regulators
Production Periods
1950s
1960s
Frequency
18000
Anti-Shock
Jewels
17
Balance Mount
Balance Cock
-Balance Cock Clockwise
Back-Side Features
Balance
-Balance at 1:30
Venus 210 Family
Venus 210
Venus 211
