Grail Watch Reference
A Reference Library for Watches from Grail Watch
Movement Database
Grail Watch Blog
The Watch Files Podcast
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
24 Hour Hand
Alarm
Chronograph
-3-Button Chronograph
-Column Wheel Chronograph
--6-Column Chronograph
-Modular Chronograph
-Rattrapante Chronograph
-Vertical Clutch Chronograph
Date
-Instant Date Change
-Quick Date Correction
Day/Night Indicator
GMT Hand
-Independently-Adjustable 12 Hour Hand
-Independently-Adjustable 24 Hour Hand
Hacking Seconds
Modular
Power Reserve Indicator
Repeater
Hands
12 Hour Chronograph Hand at 9:00
24 Hour Hand at 1:30
24 Hour Hand at 6:00
30 Minute Chronograph Hand at 3:00
Central 24 Hour Hand
Central 60 Second Chronograph Hand
Central Hour Hand
Central Minute Hand
Date Window at 4:30
Date Window at 9:00
Hour Hand at 12:00
Hour Hand at 3:00
Minute Hand at 12:00
Minute Hand at 3:00
Power Reserve Pointer at 1:00
Power Reserve Pointer at 12:00
Power Reserve Pointer at 3:00
Power Reserve Pointer at 9:30
Small Seconds Hand at 6:00
Small Seconds Hand at 9:00
Brand
Blancpain
Chronoswiss
Frédéric Piguet
Parmigiani Fleurier
Zenith
Winding
Automatic
-Bi-Directional Automatic Winding
-Central Rotor Automatic Winding
-Uni-Directional Automatic Winding
--Clockwise Automatic Winding
--Counter-Clockwise Automatic Winding
Hand winding
Two Barrel
Regulators
Triovis
Production Periods
1980s
1990s
2000s
2010s
2020s
Frequency
21,600 A/h
28,800 A/h
Anti-Shock
Ultraflex
Jewels
38
Balance Mount
Balance Cock
-Balance Cock Clockwise
-Balance Cock Counter-Clockwise
Back-Side Features
Balance
-Balance at 1:30
-Balance at 10:30
-Balance at 8:00
Column Wheel
-Column Wheel at 2:00
Chronoswiss C.126
FP 1186
FP 1241
PF337
PF357
Zenith 685
Zenith 6850
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