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
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Complications
-Vertical Clutch Chronograph
Hands
12 Hour Chronograph Hand at 6:00
12 Hour Chronograph Hand at 9:00
30 Minute Chronograph Hand at 3:00
30 Minute Chronograph Hand at 9:00
Central 60 Second Chronograph Hand
Central Hour Hand
Central Minute Hand
Date Window at 4:30
Small Seconds Hand at 3:00
Small Seconds Hand at 6:00
Brand
Blancpain
Frédéric Piguet
Seiko
Vaucher Manufacture
Winding
Automatic
-Bi-Directional Automatic Winding
-Central Rotor Automatic Winding
-Uni-Directional Automatic Winding
–Clockwise Automatic Winding
Hand winding
Regulators
Triovis
Variable Inertia Blocks
Production Periods
1980s
1990s
2000s
2010s
2020s
Frequency
21600
28800
36000
Anti-Shock
Ultraflex
Jewels
29
30
34
37
38
42
Balance Mount
Balance Bridge
Balance Cock
-Balance Cock Clockwise
-Balance Cock Counter-Clockwise
Back-Side Features
Balance
-Balance at 10:30
-Balance at 2:00
-Balance at 3:00
Column Wheel
-Column Wheel at 2:00
-Column Wheel at 5:00
BP F385
FP 1180
FP 1181
FP 1185
FP 1186
Seiko 8R48
VMF 6710
