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
Annual Calendar
Chronograph
-2-Button
-3-Button Chronograph
-Column Wheel Chronograph
--6-Column Chronograph
--7-Column Chronograph
--8-Column Chronograph
-Flyback Chronograph
-Monopusher Chronograph
-Rattrapante Chronograph
Date
-Big Date
--Double Wheel Big Date
-Date by Pointer
-Quick Date Correction
Day
-Day by Pointer
Hacking Seconds
Hand Winding
Leap Year
Modular
Month
-Month by Pointer
Moon Phase
-122-Year Moon Phase
Perpetual Calendar
Power Reserve Indicator
Hands
30 Minute Chronograph Hand at 3:00
30 Minute Chronograph Hand at 4:00
60 Minute Chronograph Hand at 3:00
Big Date at 1:00
Big Date at 12:00
Central 60 Second Chronograph Hand
Central Hour Hand
Central Minute Hand
Central Seconds Hand
Central Split Second Chronograph Hand
Date Pointer at 9:00
Date Window at 3:00
Day Pointer at 8:00
Day Pointer at 9:00
Day/Night Indicator Pointer at 9:00
Hour Hand at 9:00
Leap Year Pointer at 4:30
Minute Hand at 9:00
Month Pointer at 3:00
Month Pointer at 4:00
Moon Phase Wheel at 6:00
Power Reserve Pointer at 12:00
Power Reserve Pointer at 3:00
Power Reserve Pointer at 8:00
Small Seconds Hand at 4:00
Small Seconds Hand at 5:00
Small Seconds Hand at 6:00
Small Seconds Hand at 8:00
Small Seconds Hand at 9:00
Brand
A. Lange & Söhne
-Valjoux
Maurice Lacroix
Nomos
-Deutsche Uhrenwerke
STP
Venus
Winding
Automatic
-Bi-Directional Automatic Winding
-Central Rotor Automatic Winding
Hand winding
Two Barrel
Regulators
Swan Neck Regulator
Production Periods
1910s
1920s
1930s
1940s
1950s
1960s
1970s
1990s
2000s
2010s
2020s
Frequency
18,000 A/h
21,600 A/h
28,800 A/h
Anti-Shock
Incabloc Double-Cone
Ultraflex
Jewels
17
20
23
26
29
36
45
53
Balance Mount
Balance Cock
-Balance Cock Clockwise
Back-Side Features
Balance
-Balance at 1:30
-Balance at 4:00
Column Wheel
-Column Wheel at 5:00
DUW 1001
DUW 2002
L051.1
L051.2
L051.3
L1924
L901.0
L951.5
L952.1
ML 106
ML 36
STP3-13
Valjoux 9 KVR
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