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
Alarm
Chronograph
-2-Button
-Column Wheel Chronograph
--6-Column Chronograph
--8-Column Chronograph
--9-Column Chronograph
-Monopusher Chronograph
Date
-Big Date
-Date by Pointer
-Quick Date Correction
Day
-Bilingual Day Wheel
-Quick Day Correction
-Retrograde Day
GMT Hand
-Independently-Adjustable 24 Hour Hand
Hacking Seconds
Hand Winding
Modular
Power Reserve Indicator
Regulator
Hands
12 Hour Chronograph Hand at 6:00
12 Hour Chronograph Hand at 9:00
24 Hour Hand at 10:30
24 Hour Hand at 6:00
24 Hour Hand at 9:00
30 Minute Chronograph Hand at 12:00
30 Minute Chronograph Hand at 3:00
45 Minute Chronograph Hand at 12:00
Big Date at 12:00
Central 24 Hour Hand
Central 60 Second Chronograph Hand
Central Alarm Hand
Central Hour Hand
Central Minute Hand
Central Seconds Hand
Date Pointer at 6:00
Date Window at 3:00
Date Window at 4:30
Day Window at 3:00
Hour Hand at 12:00
Open Heart at 5:00
Open Heart at 9:00
Power Reserve Pointer at 12:00
Power Reserve Pointer at 9:30
Retrograde Day Pointer at 2:30
Small Seconds Hand at 6:00
Small Seconds Hand at 9:00
Brand
A. Schild
Audemars Piguet
Blancpain
Chronoswiss
ETA
-Valjoux
Frédéric Piguet
Jaeger-LeCoultre
Miyota
Ronda
Seiko
-Credor
-Seiko Instruments Inc.
--Time Module Inc.
Sellita
Soprod
STP
Tianjin
-Sea-Gull
Vacheron Constantin
Venus
Winding
Automatic
-Bi-Directional Automatic Winding
-Central Rotor Automatic Winding
-Uni-Directional Automatic Winding
--Clockwise Automatic Winding
--Counter-Clockwise Automatic Winding
Hand winding
Regulators
ETACHRON
Gyromax
Indexed
Screw Regulator
Screwed Balance
Screwed Mobile Stud
Soprod
Production Periods
1910s
1920s
1930s
1940s
1950s
1960s
1970s
1980s
1990s
2000s
2010s
2020s
Frequency
18,000 A/h
19,800 A/h
21,600 A/h
28,800 A/h
Anti-Shock
Diashock
Elastor
Incabloc Double-Cone
Novodiac
Jewels
17
18
20
21
22
23
24
25
28
29
30
31
36
37
Balance Mount
Balance Cock
-Balance Cock Clockwise
-Balance Cock Counter-Clockwise
Back-Side Features
Balance
-Balance at 10:30
-Balance at 11:00
-Balance at 3:00
-Balance at 5:00
-Balance at 6:00
-Balance at 7:00
Column Wheel
-Column Wheel at 2:00
AP 2120
AP 2121
AP 2385
AS 5008
Blancpain R-550
Chronoswiss C.121
Chronoswiss C.122
ETA 2650
FP 21
FP 610
FP 615
FP 810
FP 815
FP 816
Miyota 6T15
Miyota 6T28
Miyota 6T33
Miyota 6T51
Ronda R150
Seiko 4R35
Seiko 4R36
Seiko 4R37
Seiko 4R38
Seiko 4R39
Seiko 4R71
Seiko 4S12
Seiko 4S15
Seiko 4S24
Seiko 4S25
Seiko 4S27
Seiko 4S28
Seiko 4S29
Seiko 4S35
Seiko 4S71
Seiko 4S79
Soprod C125
ST16N
ST17F
ST17F2
STP8-14-11
STP8-14-21
SW1000-1
Valjoux 22
Valjoux 71 GHH
VC 1137
Venus 170
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