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
-Column Wheel Chronograph
--6-Column Chronograph
--8-Column Chronograph
-Monopusher Chronograph
Date
-Quick Date Correction
Day
Month
-Quick Month Correction
Moon Phase
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
Date Pointer at 12:00
Day Window at 10:30
Month Window at 1:30
Moon Phase Wheel at 12:00
Small Seconds Hand at 9:00
Brand
Universal
Winding
Hand winding
Regulators
Production Periods
1930s
1940s
1950s
1960s
Frequency
18,000 A/h
Anti-Shock
Jewels
17
Balance Mount
Balance Cock
-Balance Cock Clockwise
Back-Side Features
Balance
-Balance at 12:30
Column Wheel
-Column Wheel at 6:00
Universal 281 Family
Universal 281 Compax
Universal 281 Tri-Compax
Universal 281 Uni-Compax
Universal 335
Universal 339
Universal 60
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