Grail Watch Reference
A Reference Library for Watches from Grail Watch
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Complications
Chronograph
-2-Button
-Column Wheel Chronograph
--6-Column Chronograph
Date
-Quick Date Correction
GMT Hand
-Independently-Adjustable 24 Hour Hand
Hacking Seconds
Hand Winding
Power Reserve Indicator
Hands
12 Hour Chronograph Hand at 6:00
30 Minute Chronograph Hand at 9:00
Central 24 Hour Hand
Central 60 Second Chronograph Hand
Central Hour Hand
Central Minute Hand
Central Power Reserve Pointer
Central Seconds Hand
Date Window at 3:00
Date Window at 6:00
Power Reserve Pointer at 3:00
Small Seconds Hand at 3:00
Small Seconds Hand at 6:00
Small Seconds Hand at 9:00
Brand
ETA
-Valgranges
Nomos
Seiko
-Grand Seiko
-Seiko Instruments Inc.
--Time Module Inc.
-Shizukuishi Watch Studio
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
Valjoux
Production Periods
2000s
2010s
2020s
Frequency
21,600 A/h
28,800 A/h
Anti-Shock
Diashock
Incabloc Double-Cone
Jewels
23
24
25
26
27
37
41
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 3:00
-Balance at 4:30
-Balance at 6:00
-Barrel at 7:30
Central Rotor
Seiko 4L/6L Family
Seiko 6R Family
Seiko 9S6x Family
Seiko 9S8x Hi-Beat Family
ETA 2894S2
Nomos Epsilon
Nomos Zeta
Seiko 4L25
Seiko 6R15
Seiko 9S67
Valgranges A07.171
Valgranges A07.L01
Zenith 68
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