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
24 Hour Hand
Chronograph
-2-Button
-Cam Switching Chronograph
-Monopusher Chronograph
Date
-Instant Date Change
-Quick Date Correction
-Semi-Instantaneous Date Change
Day
-Bilingual Day Wheel
-Instant Day Change
-Outer Day Wheel
-Quick Day Correction
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
15 Minute Chronograph Hand at 12:00
24 Hour Hand at 6:00
24 Hour Hand at 9:00
30 Minute Chronograph Hand at 12:00
Central 24 Hour Hand
Central 60 Second Chronograph Hand
Central Hour Hand
Central Minute Hand
Central Seconds Hand
Central World Time Disc
City Window at 3:00
Date Pointer at 12:00
Date Window at 3:00
Date Window at 6:00
Day Pointer at 3:00
Day Window at 12:00
Day Window at 3:00
Month Pointer at 9:00
Moon Phase Wheel at 6:00
Moon Phase Wheel at 9:00
Open Heart at 5:00
Open Heart at 7:00
Power Reserve Pointer at 12:00
Power Reserve Pointer at 7:00
Small Seconds Hand at 4:30
Small Seconds Hand at 6:00
Small Seconds Hand at 9:00
Year Wheel at 9:00
Brand
Audemars Piguet
Blancpain
ETA
Frédéric Piguet
Miyota
Seiko
-Seiko Instruments Inc.
--Time Module Inc.
Sellita
STP
Tianjin
-Sea-Gull
Valanvron
Winding
Automatic
-Bi-Directional Automatic Winding
-Central Rotor Automatic Winding
-Seiko Magic Lever Winding
-Uni-Directional Automatic Winding
--Clockwise Automatic Winding
--Counter-Clockwise Automatic Winding
Hand winding
Regulators
ETACHRON
Screw Regulator
Screwed Mobile Stud
Variable Inertia Blocks
Production Periods
1970s
1980s
1990s
2000s
2010s
2020s
Frequency
21600
28800
Anti-Shock
Citizen Parashock
Diashock
Incabloc Double-Cone
Jewels
21
Balance Mount
Balance Bridge
Balance Cock
-Balance Cock Clockwise
-Balance Cock Counter-Clockwise
Back-Side Features
Balance
-Balance at 1:30
-Balance at 11:00
-Balance at 12:00
-Balance at 3:00
-Balance at 4:30
-Balance at 5:00
-Balance at 7:00
AP 3090
BP 11A4B
ETA 2650
ETA 2846
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 2895-1
ETA 2897
FP 610
Miyota 6T15
Miyota 6T28
Miyota 6T51
Miyota 8205
Miyota 8215
Miyota 8217
Miyota 8218
Miyota 8219
Miyota 8285
Miyota 82S0
Miyota 82S5
Miyota 82S7
Miyota 8N24
Miyota 8N40
Seiko 4S24
Seiko 7S25
Seiko 7S26
ST1612
ST16N
ST1812
STP8-14-11
STP8-14-21
SW500 M a
SW500 M b
SW500 M BV a
SW500 M BV b
SW500 M BV c
SW500 M c
SW500 M MP a
SW500 M MP b
SW500 M MP c
SW500 M MPC a
SW500 M MPC b
SW500 M MPC c
SW501 M a
SW501 M b
SW501 M BV a
SW501 M BV b
SW501 M BV c
SW501 M c
SW501 M MP a
SW501 M MP b
SW501 M MPC a
SW501 M MPC b
VAL-92
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