Grail Watch Reference
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Complications
Chronograph
-2-Button
-Cam Switching Chronograph
Hacking Seconds
Hands
30 Minute Chronograph Hand at 3:00
Central 60 Second Chronograph Hand
Central Hour Hand
Central Minute Hand
Central Seconds Hand
Small Seconds Hand at 9:00
Brand
Bulova
VĂ©nus
Winding
Battery
Hand winding
Regulators
Tuning Fork
Production Periods
1940s
1950s
1960s
Frequency
18,000 A/h
360 Hz
Anti-Shock
Jewels
17
Balance Mount
Balance Cock
-Balance Cock Clockwise
Back-Side Features
Balance
-Balance at 1:30
Battery
-Battery at 4:30
Tuning Fork
-Tuning Fork at 12:00
Venus 188 Family
Accutron 214
Venus 188
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