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
Chronograph
-2-Button
-Column Wheel Chronograph
--6-Column Chronograph
--8-Column Chronograph
--9-Column Chronograph
-Flyback Chronograph
-Monopusher Chronograph
-Rattrapante Chronograph
-Split Seconds Chronograph
Date
-Date by Pointer
Day
Month
Hands
30 Minute Chronograph Hand at 3:00
Central 60 Second Chronograph Hand
Central Date Pointer
Central Hour Hand
Central Minute Hand
Central Split Second Chronograph Hand
Day Window at 11:30
Month Window at 12:30
Small Seconds Hand at 9:00
Brand
-Valjoux
Martel
Winding
Hand winding
Regulators
Indexed
Swan Neck Regulator
Production Periods
1910s
Frequency
18,000 A/h
Anti-Shock
Jewels
15
17
Balance Mount
Balance Cock
-Balance Cock Clockwise
-Balance Cock Counter-Clockwise
Back-Side Features
Balance
-Balance at 12:00
-Balance at 12:30
Column Wheel
-Column Wheel at 6:00
-Column Wheel at 6:30
Valjoux 23/72 Family
Martel 1916
Valjoux 1
Valjoux 18
Valjoux 2 BR
Valjoux 20
Valjoux 22
Valjoux 23 VZ
Valjoux 23C
Valjoux 24 KV
Valjoux 25 SRV
Valjoux 26
Valjoux 3
Valjoux 5 KVM
Valjoux 6 KF
Valjoux 7
Valjoux 8 KL
Valjoux 9 KVR
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