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
-Column Wheel Chronograph
--6-Column Chronograph
-Horizontal Clutch Chronograph
-Vertical Clutch Chronograph
Date
-Quick Date Correction
Day
-Quick Day Correction
Day/Night Indicator
GMT Hand
-Independently-Adjustable 24 Hour Hand
Hacking Seconds
Hand Winding
Month
-Quick Month Correction
Moon Phase
Perpetual Calendar
Power Reserve Indicator
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 6:00
Central 24 Hour Hand
Central 60 Second Chronograph Hand
Central Hour Hand
Central Minute Hand
Central Seconds Hand
Date Pointer at 12:00
Date Pointer at 9:00
Date Window at 3:00
Date Window at 4:30
Date Window at 6:00
Day/Night Indicator Disc at 10:00
Day/Night Indicator Pointer at 10:00
Month Pointer at 3:00
Moon Phase Wheel at 12:00
Moon Phase Wheel at 6:00
Power Reserve Pointer at 3:00
Small Seconds Hand at 6:00
Small Seconds Hand at 9:00
Brand
Breitling
Bulgari
Chanel
Kenissi
Nomos
Parmigiani Fleurier
Seiko
-Credor
-Grand Seiko
-Shizukuishi Watch Studio
Sellita
Winding
Automatic
-Bi-Directional Automatic Winding
-Central Rotor Automatic Winding
-Micro-Rotor Automatic Winding
-Peripheral Automatic Winding
Hand winding
Regulators
Screw Regulator
Screwed Mobile Stud
Variable Inertia Blocks
Production Periods
2010s
2020s
Frequency
21,600 A/h
28,800 A/h
Anti-Shock
Diashock
Incabloc Double-Cone
Jewels
17
19
24
26
27
28
29
31
32
33
37
47
Balance Mount
Balance Bridge
Balance Cock
-Balance Cock Clockwise
-Balance Cock Counter-Clockwise
Back-Side Features
Balance
-Balance at 11:00
-Balance at 12:00
-Balance at 2:00
-Balance at 3:00
-Balance at 4:00
-Balance at 4:30
-Balance at 6:00
-Balance at 7:00
-Column Wheel at 10:30
-Column Wheel at 7:30
Micro Rotor
-Micro Rotor at 2:00
B09
BVL 318
Chanel 12.1
Nomos Alpha.2
PF009
PF708
Seiko 6L75
Seiko 6R35
Seiko 9S63
SW261-1
SW261-1 M
SW285-1 a
SW285-1 b
SW285-1 M a
SW285-1 M b
SW461-1
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