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
-Column Wheel Chronograph
--6-Column Chronograph
-Flyback Chronograph
-Modular Chronograph
-Vertical Clutch Chronograph
Date
-Big Date
-Quick Date Correction
-Semi-Instantaneous Date Change
GMT Hand
-Independently-Adjustable 24 Hour Hand
Hacking Seconds
Hand Winding
Modular
Moon Phase
Hands
12 Hour Chronograph Hand at 6:00
12 Hour Chronograph Hand at 9:00
30 Minute Chronograph Hand at 3:00
30 Minute Chronograph Hand at 9:00
Big Date at 12:00
Central 24 Hour Hand
Central 60 Second Chronograph Hand
Central Hour Hand
Central Minute Hand
Central Seconds Hand
Date Window at 3:00
Date Window at 4:30
Moon Phase Wheel at 6:00
Small Seconds Hand at 3:00
Small Seconds Hand at 6:00
Brand
Audemars Piguet
Blancpain
ETA
Frédéric Piguet
Seiko
-Grand Seiko
-Shizukuishi Watch Studio
Vacheron Constantin
Zenith
Winding
Automatic
-Bi-Directional Automatic Winding
-Central Rotor Automatic Winding
-Uni-Directional Automatic Winding
--Clockwise Automatic Winding
Regulators
ETACHRON
Screw Regulator
Screwed Mobile Stud
Triovis
Production Periods
1980s
1990s
2000s
2010s
2020s
Frequency
21,600 A/h
28,800 A/h
36,000 A/h
Anti-Shock
Diashock
Incabloc Double-Cone
Ultraflex
Jewels
37
Balance Mount
Balance Bridge
Balance Cock
-Balance Cock Clockwise
Back-Side Features
Balance
-Balance at 1:30
-Balance at 10:30
-Balance at 12:00
-Balance at 2:00
Column Wheel
-Column Wheel at 2:00
-Column Wheel at 5:00
AP 2385
BP F385
ETA 2894-2
ETA 2894S2
FP 1185
Seiko 8L55
Seiko 9S85
Seiko 9S86
VC 1137
Zenith 690
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