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
Date
-Quick Date Correction
Day
-Quick Day Correction
Day/Night Indicator
Hacking Seconds
Hand Winding
Month
-Quick Month Correction
Moon Phase
Perpetual Calendar
Power Reserve Indicator
Hands
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 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
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
Hand winding
Regulators
Screw Regulator
Screwed Mobile Stud
Production Periods
2010s
2020s
Frequency
21,600 A/h
28,800 A/h
Anti-Shock
Diashock
Incabloc Double-Cone
Jewels
17
19
24
26
29
31
32
33
Balance Mount
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 6:00
Micro Rotor
-Micro Rotor at 2:00
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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