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
24 Hour Hand
Annual Calendar
Chronograph
-2-Button
-3-Button Chronograph
-Cam Switching Chronograph
-Column Wheel Chronograph
--8-Column Chronograph
--9-Column Chronograph
-Horizontal Clutch Chronograph
-Rattrapante Chronograph
-Split Seconds Chronograph
Date
-Big Date
--Double Concentric Wheel Big Date
--Double Wheel Big Date
-Date by Pointer
-Instant Date Change
-Quick Date Correction
-Retrograde Date
Day
-Day by Pointer
-Quick Day Correction
Day/Night Indicator
GMT Hand
Hacking Seconds
Hand Winding
Leap Year
Modular
Month
-Month by Pointer
-Quick Month Correction
Moon Phase
-122-Year Moon Phase
Perpetual Calendar
Power Reserve Indicator
Year
Hands
Moon Phase Wheel at 6:00
Brand
A. Lange & Söhne
Chronoswiss
ETA
-Valjoux
Landeron
Parmigiani Fleurier
Sellita
Vaucher Manufacture
Venus
Zenith
Winding
Automatic
-Bi-Directional Automatic Winding
-Central Rotor Automatic Winding
-Micro-Rotor Automatic Winding
-Uni-Directional Automatic Winding
--Clockwise Automatic Winding
--Counter-Clockwise Automatic Winding
Hand winding
Two Barrel
Regulators
ETACHRON
Indexed
Screw Regulator
Screwed Balance
Swan Neck Regulator
Variable Inertia Blocks
Production Periods
1940s
1950s
1960s
1970s
1980s
1990s
2000s
2010s
2020s
Frequency
18,000 A/h
21,600 A/h
28,800 A/h
Anti-Shock
Incabloc Double-Cone
Jewels
17
19
21
25
26
27
29
30
32
37
43
45
Balance Mount
Balance Cock
-Balance Cock Clockwise
-Balance Cock Counter-Clockwise
Back-Side Features
Balance
-Balance at 1:30
-Balance at 12:00
-Balance at 8:00
Column Wheel
-Column Wheel at 6:00
Chronoswiss C.127
ETA 2890-9
ETA 7751
ETA 7768
L051.3
L101.1
L952.1
Landeron 186
Landeron 81
PF009
PF333
PF339
SW280-1
SW280-1 M
SW285-1 a
SW285-1 M a
SW285-1 M b
Valjoux 88 VZHCL
Valjoux 886
Valjoux 89 DXC
Valjoux 90 VZSCL
Venus 200
VMF 5401/50
Zenith 690
Zenith 691
Zenith 692
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