Grail Watch Reference
A Reference Library for Watches from Grail Watch
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Complications
Chronograph
-Column Wheel Chronograph
--6-Column Chronograph
-Rattrapante Chronograph
Hands
30 Minute Chronograph Hand at 3:00
Central 60 Second Chronograph Hand
Central Hour Hand
Central Minute Hand
Central Split Second Chronograph Hand
Small Seconds Hand at 9:00
Brand
-Valjoux
Eterna
Seiko
-Grand Seiko
-Suwa Seikosha
Winding
Hand winding
Regulators
Swan Neck Regulator
Production Periods
1910s
1920s
1930s
1940s
1950s
1960s
1970s
Frequency
18,000 A/h
Anti-Shock
Jewels
17
Balance Mount
Balance Cock
-Balance Cock Clockwise
Back-Side Features
Eterna-Matic 3000 Family
Suwa Seikosha 61 Stream
Valjoux 5 KVM
Valjoux 9 KVR
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