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
Hands
Brand
Winding
Regulators
Production Periods
Frequency
Anti-Shock
Jewels
Balance Mount
-Balance Cock Counter-Clockwise
Back-Side Features
AP 2003
AP 2120
AP 2121
AP 2923
AP 9ML
Chronoswiss C.121
Chronoswiss C.122
Chronoswiss C.123
Chronoswiss C.124
Chronoswiss C.125
Chronoswiss C.126
Chronoswiss C.127
ETA 2650
ETA 2671
ETA 2678
ETA 2681
FP 1241
FP 21
L102.1
Miyota 6T15
Miyota 6T28
Miyota 6T33
Miyota 6T51
Miyota 9015
Miyota 9039
Seiko 4L25
Seiko 4L75
Seiko 4R15
Seiko 4R16
Seiko 4R35
Seiko 4R36
Seiko 4R37
Seiko 4R38
Seiko 4R39
Seiko 4R57
Seiko 4R71
Seiko 6L35
Seiko 6L75
Seiko 6R15
Seiko 6R20
Seiko 6R21
Seiko 6R24
Seiko 6R27
Seiko 7S25
Seiko 7S26
Seiko 7S35
Seiko 7S36
Seiko 8R48
Soprod A10-2
Soprod C125
Soprod M100 Date
SW100
Valjoux 1
Valjoux 2 BR
Valjoux 3
Venus 140
