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
--9-Column Chronograph
-Flyback Chronograph
-Monopusher Chronograph
Date
-Big Date
--Double Concentric Wheel Big Date
--Overlapping Concentric Big Date
-Date by Pointer
-Instant Date Change
-Quick Date Correction
-Semi-Instantaneous Date Change
Day
-Bilingual Day Wheel
-Instant Day Change
-Outer Day Wheel
-Quick Day Correction
Day/Night Indicator
GMT Hand
-Independently-Adjustable 24 Hour Hand
Hacking Seconds
Hand Winding
Leap Year
Month
-Quick Month Correction
Moon Phase
Power Reserve Indicator
World Time
Year
Hands
12 Hour Chronograph Hand at 6:00
30 Minute Chronograph Hand at 3:00
30 Minute Chronograph Hand at 9:00
Big Date at 3:00
Central 24 Hour Hand
Central 60 Second Chronograph Hand
Central Date Pointer
Central Hour Hand
Central Minute Hand
Central Moon Phase Wheel
Central Seconds Hand
Central World Time Disc
City Window at 3:00
Date Pointer at 12:00
Date Pointer at 3:00
Date Window at 3:00
Date Window at 4:30
Date Window at 6:00
Day Pointer at 3:00
Day Window at 11:30
Day Window at 12:00
Day Window at 3:00
Day Window at 9:00
Day/Night Indicator Disc at 10:00
Day/Night Indicator Pointer at 10:00
Month Pointer at 9:00
Month Window at 12:30
Month Window at 3:00
Moon Phase Wheel at 6:00
Moon Phase Wheel at 9:00
Power Reserve Pointer at 7:00
Small Seconds Hand at 3:00
Small Seconds Hand at 6:00
Small Seconds Hand at 9:00
Year Wheel at 9:00
Brand
ETA
-ESA
-Valjoux
Ginault
Seiko
-Grand Seiko
-Shizukuishi Watch Studio
Sellita
Tianjin
-Sea-Gull
Winding
Automatic
-Bi-Directional Automatic Winding
-Central Rotor Automatic Winding
Battery
Hand winding
Regulators
ETACHRON
Indexed
Screw Regulator
Production Periods
1910s
1920s
1930s
1940s
1950s
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
Incabloc Double-Cone
Novodiac
WJL
Jewels
13
17
19
21
22
24
25
26
27
31
37
47
7
Balance Mount
Balance Bridge
Balance Cock
-Balance Cock Clockwise
-Balance Cock Counter-Clockwise
Back-Side Features
-Balance at 12:00
ESA 9200
ETA 2801-2
ETA 2804-2
ETA 2824-2
ETA 2826-2
ETA 2834-2
ETA 2836-2
ETA 2846
ETA 2850
ETA 2851
ETA 2852
ETA 2853
ETA 2858
ETA 2859
ETA 2870
ETA 2871
ETA 2872
ETA 2873
ETA 2878
ETA 2879
ETA 2890
ETA 2890-9
ETA 2891-9
ETA 2892
ETA 2892-2
ETA 2892A2
ETA 2893-1
ETA 2893-2
ETA 2893-3
ETA 2894-2
ETA 2894S2
ETA 2895-1
ETA 2895-2
ETA 2896
ETA 2897
Ginault 7275
Seiko 9SA5
ST2100
ST2130
SW200-1
SW210-1
SW215-1
SW216-1
SW219-1
SW220-1
SW220-1 M
SW221-1
SW221-1 M
SW240-1
SW240-1 M
SW260-1
SW261-1
SW261-1 M
SW280-1
SW280-1 M
SW285-1 a
SW285-1 b
SW285-1 M a
SW285-1 M b
SW288-1
SW288-1 M
SW290-1
SW295-1
SW295-1 M
SW300-1
SW330-1
SW360-1
Valjoux 23 VZ
Valjoux 230
Valjoux 234
Valjoux 235
Valjoux 236
Valjoux 23C
Valjoux 72 VZH
Valjoux 720
Valjoux 724
Valjoux 725
Valjoux 726
Valjoux 729
Valjoux 72c VZHC
Valjoux 730
Valjoux 78 VZSC
Valjoux 88 VZHCL
Valjoux 886
Valjoux 89 DXC
Valjoux 90 VZSCL
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