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
Chronograph
-2-Button
-3-Button Chronograph
-Column Wheel Chronograph
--6-Column Chronograph
--7-Column Chronograph
--8-Column Chronograph
-Flyback Chronograph
-Monopusher Chronograph
-Rattrapante Chronograph
-Split Seconds Chronograph
-Vertical Clutch Chronograph
Date
-Big Date
--Double Wheel Big Date
-Date by Pointer
-Instant Date Change
-Quick Date Correction
Day
-Day by Pointer
Grande Complication
Leap Year
Month
-Month by Pointer
Moon Phase
-122-Year Moon Phase
Perpetual Calendar
Power Reserve Indicator
Repeater
-Minute Repeater
Week Number
Hands
Central Split Second Chronograph Hand
Brand
A. Lange & Söhne
Audemars Piguet
Breitling
-Valjoux
Parmigiani Fleurier
Venus
Winding
Automatic
-Central Rotor Automatic Winding
-Uni-Directional Automatic Winding
--Counter-Clockwise Automatic Winding
Hand winding
Regulators
Screwed Mobile Stud
Swan Neck Regulator
Variable Inertia Blocks
Production Periods
1910s
1920s
1930s
1940s
1950s
1960s
1970s
2010s
2020s
Frequency
18,000 A/h
19,800 A/h
21,600 A/h
28,800 A/h
36,000 A/h
Anti-Shock
Jewels
15
17
18
20
26
35
43
47
52
Balance Mount
Balance Bridge
Balance Cock
-Balance Cock Clockwise
-Balance Cock Counter-Clockwise
Back-Side Features
Balance
-Balance at 1:30
-Balance at 12:30
-Balance at 4:30
Column Wheel
-Column Wheel at 10:30
-Column Wheel at 5:00
-Column Wheel at 6:00
-Column Wheel at 6:30
AP 2885
B03
L101.1
PF361
Valjoux 2 BR
Valjoux 20
Valjoux 24 KV
Valjoux 25 SRV
Valjoux 26
Valjoux 55 VBR
Valjoux 57
Valjoux 76 R
Valjoux 9 KVR
Venus 179
Venus 185
Venus 190
Venus 193
Venus 205
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