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
-Month by Pointer
Hands
30 Minute Chronograph Hand at 12:00
30 Minute Chronograph Hand at 3:00
30 Minute Chronograph Hand at 4:00
Big Date at 12:00
Central 60 Second Chronograph Hand
Central Date Pointer
Central Hour Hand
Central Minute Hand
Central Seconds Hand
Central Split Second Chronograph Hand
Date Pointer at 3:00
Date Pointer at 9:00
Day Pointer at 12:00
Day Pointer at 3:00
Day Pointer at 8:00
Day Pointer at 9:00
Day/Night Indicator Pointer at 9:00
Leap Year Pointer at 3:00
Leap Year Pointer at 4:30
Leap Year Pointer at 6:00
Leap Year Window at 3:00
Month Pointer at 12:00
Month Pointer at 3:00
Month Pointer at 4:00
Month Pointer at 6:00
Moon Phase Wheel at 12:00
Moon Phase Wheel at 6:00
Moon Phase Wheel at 9:00
Power Reserve Pointer at 12:00
Small Seconds Hand at 6:00
Small Seconds Hand at 8:00
Small Seconds Hand at 9:00
Week Number Pointer at 12:00
Brand
A. Lange & Söhne
Audemars Piguet
Chronoswiss
Parmigiani Fleurier
Winding
Automatic
-Central Rotor Automatic Winding
-Uni-Directional Automatic Winding
--Clockwise Automatic Winding
--Counter-Clockwise Automatic Winding
Hand winding
Two Barrel
Regulators
ETACHRON
Screwed Balance
Screwed Mobile Stud
Swan Neck Regulator
Variable Inertia Blocks
Production Periods
2000s
2010s
2020s
Frequency
18,000 A/h
19,800 A/h
21,600 A/h
28,800 A/h
Anti-Shock
Incabloc Double-Cone
Jewels
26
30
32
33
43
45
52
Balance Mount
Balance Cock
-Balance Cock Clockwise
-Balance Cock Counter-Clockwise
Back-Side Features
Balance
-Balance at 8:00
AP 2885
Chronoswiss C.127
L051.3
L101.1
L952.1
PF252
PF339
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