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
About Grail Watch
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Complications
24 Hour Hand
Alarm
Chronograph
-2-Button
-Cam Switching Chronograph
-Column Wheel Chronograph
--9-Column Chronograph
Date
-Date by Pointer
-Instant Date Change
-Quick Date Correction
-Semi-Instantaneous Date Change
Day
-Outer Day Wheel
-Quick Day Correction
-Retrograde Day
GMT Hand
-Independently-Adjustable 12 Hour Hand
-Independently-Adjustable 24 Hour Hand
Hacking Seconds
Hand Winding
Modular
Power Reserve Indicator
Hands
Central 24 Hour Hand
Brand
Blancpain
ETA
-Valgranges
-Valjoux
Frédéric Piguet
Kenissi
Norqain
Rolex
Seiko
-Credor
-Grand Seiko
-Shizukuishi Watch Studio
Sellita
Soprod
Zenith
Winding
Automatic
-Bi-Directional Automatic Winding
-Central Rotor Automatic Winding
-Uni-Directional Automatic Winding
--Clockwise Automatic Winding
Hand winding
Regulators
Chronergy
ETACHRON
Microstella
Screw Regulator
Screwed Balance
Soprod
Production Periods
1960s
1970s
1980s
1990s
2000s
2010s
2020s
Frequency
18,000 A/h
21,600 A/h
28,800 A/h
36,000 A/h
Anti-Shock
Diashock
Elastor
Incabloc Double-Cone
Novodiac
Paraflex
Jewels
17
21
24
25
26
27
28
31
35
37
38
Balance Mount
Balance Bridge
Balance Cock
-Balance Cock Clockwise
-Balance Cock Counter-Clockwise
Back-Side Features
Balance
-Balance at 1:30
-Balance at 12:00
-Balance at 2:00
-Balance at 5:00
-Balance at 6:00
-Balance at 7:00
Column Wheel
-Column Wheel at 6:00
ETA 2893-2
ETA 7754
FP 1241
Norqain NN20/2
Rolex 3075
Rolex 3085
Rolex 3175
Rolex 3185
Rolex 3186
Rolex 3187
Rolex 3285
Seiko 4S36
Seiko 4S76
Seiko 9S66
Seiko 9S85
Seiko 9S86
Soprod C125
Soprod C135
SW330-1
Valgranges A07.171
Valjoux 724
Valjoux 729
Valjoux 7741
Zenith 672
Zenith 682
Zenith 683
Zenith 693
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