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
--6-Column Chronograph
--8-Column Chronograph
-Monopusher Chronograph
Date
-Instant Date Change
-Quick Date Correction
-Retrograde Date
-Semi-Instantaneous Date Change
Day
Hacking Seconds
Leap Year
Month
Moon Phase
Perpetual Calendar
Power Reserve Indicator
Regulator
Tourbillon
Hands
12 Hour Chronograph Hand at 6:00
30 Minute Chronograph Hand at 3:00
Central 60 Second Chronograph Hand
Central Date Pointer
Central Hour Hand
Central Minute Hand
Central Seconds Hand
Date Window at 4:30
Day Window at 9:00
Hour Hand at 12:00
Leap Year Window at 12:00
Month Window at 3:00
Moon Phase Wheel at 6:00
Open Heart at 6:00
Power Reserve Pointer at 1:00
Small Seconds Hand at 6:00
Small Seconds Hand at 9:00
Brand
Audemars Piguet
Chronoswiss
ETA
-Valjoux
Parmigiani Fleurier
Zenith
Winding
Automatic
-Bi-Directional Automatic Winding
-Central Rotor Automatic Winding
-Uni-Directional Automatic Winding
--Clockwise Automatic Winding
--Counter-Clockwise Automatic Winding
Hand winding
Two Barrel
Regulators
ETACHRON
Screwed Balance
Screwed Mobile Stud
Production Periods
2000s
2010s
2020s
Frequency
21,600 A/h
28,800 A/h
Anti-Shock
Incabloc Double-Cone
Jewels
27
28
30
32
38
Balance Mount
Balance Bridge
Balance Cock
-Balance Cock Clockwise
-Balance Cock Counter-Clockwise
Back-Side Features
Balance
-Balance at 1:30
-Balance at 6:00
-Balance at 8:00
Column Wheel
-Column Wheel at 6:00
AP 2889
Chronoswiss C.125
ETA 7753
PF333
Zenith 685
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