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
Chronograph
-2-Button
-3-Button Chronograph
-Column Wheel Chronograph
--6-Column Chronograph
-Horizontal Clutch Chronograph
-Split Seconds Chronograph
-Vertical Clutch Chronograph
Date
-Instant Date Change
-Quick Date Correction
Day
GMT Hand
-Independently-Adjustable 12 Hour Hand
-Independently-Adjustable 24 Hour Hand
Hacking Seconds
Power Reserve Indicator
World Time
Hands
12 Hour Chronograph Hand at 6:00
15 Minute Chronograph Hand at 3:00
24 Hour Hand at 3:00
30 Minute Chronograph Hand at 3:00
30 Minute Chronograph Hand at 6:00
45 Minute Chronograph Hand at 3:00
Central 24 Hour Hand
Central 60 Second Chronograph Hand
Central Hour Hand
Central Minute Hand
Central Seconds Hand
Central Split Second Chronograph Hand
Date Window at 3:00
Date Window at 4:30
Date Window at 6:00
Day Window at 3:00
Small Seconds Hand at 6:00
Small Seconds Hand at 9:00
Brand
Blancpain
Breitling
Bulgari
Claro
Frédéric Piguet
-Tudor
Zenith
Winding
Automatic
-Bi-Directional Automatic Winding
-Central Rotor Automatic Winding
-Peripheral Automatic Winding
-Uni-Directional Automatic Winding
--Counter-Clockwise Automatic Winding
Hand winding
Two Barrel
Regulators
Variable Inertia Blocks
Production Periods
2000s
2010s
2020s
Frequency
21,600 A/h
28,800 A/h
Anti-Shock
Incabloc Double-Cone
Jewels
18
21
28
29
30
34
35
36
37
41
47
56
Balance Mount
Balance Bridge
Balance Cock
-Balance Cock Clockwise
-Balance Cock Counter-Clockwise
Back-Side Features
-Balance at 4:30
B01
B02
B03
B04
B05
B06
B09
B12
BP 1160DD
BP 11A4B
BVL 318
Claro CL-888
FP 1150
FP 1151
FP 1153
FP 1160
MT5813
Zenith 6150
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