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
-Cam Switching Chronograph
-Column Wheel Chronograph
--5-Column Chronograph
--6-Column Chronograph
--7-Column Chronograph
--8-Column Chronograph
-Flyback Chronograph
-Monopusher Chronograph
-Split Seconds Chronograph
Date
-Big Date
--Double Wheel Big Date
-Date by Pointer
-Quick Date Correction
Day
-Quick Day Correction
Month
-Quick Month Correction
Moon Phase
Hands
12 Hour Chronograph Hand at 6:00
15 Minute Chronograph Hand at 3:00
30 Minute Chronograph Hand at 12:00
30 Minute Chronograph Hand at 3:00
30 Minute Chronograph Hand at 6:00
45 Minute Chronograph Hand at 12:00
45 Minute Chronograph Hand at 3:00
45 Minute Chronograph Hand at 6:00
Big Date at 6:00
Central 60 Second Chronograph Hand
Central Date Pointer
Central Hour Hand
Central Minute Hand
Central Split Second Chronograph Hand
Date Pointer at 12:00
Date Window at 6:00
Day Window at 11:30
Hour Hand at 12:00
Minute Hand at 12:00
Month Window at 12:30
Moon Phase Wheel at 12:00
Moon Phase Wheel at 6:00
Small Seconds Hand at 6:00
Small Seconds Hand at 9:00
Brand
Venus
Winding
Hand winding
Regulators
Swan Neck Regulator
Production Periods
1930s
1940s
1950s
1960s
2000s
Frequency
18,000 A/h
Anti-Shock
Incabloc Double-Cone
Jewels
17
20
23
26
Balance Mount
Balance Cock
-Balance Cock Clockwise
-Balance Cock Counter-Clockwise
Back-Side Features
Balance
-Balance at 1:30
Column Wheel
-Column Wheel at 5:00
Venus 150 Family
Venus 175 Family
Venus 188 Family
Venus 210 Family
ML 36
Venus 140
Venus 150
Venus 152
Venus 170
Venus 175
Venus 178
Venus 179
Venus 183
Venus 184
Venus 185
Venus 186
Venus 187
Venus 188
Venus 189
Venus 190
Venus 191
Venus 192
Venus 193
Venus 194
Venus 196
Venus 198
Venus 199
Venus 200
Venus 205
Venus 210
Venus 211
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