Grail Watch Reference
A Reference Library for Watches from Grail Watch
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Complications
Chronograph
-2-Button
-3-Button Chronograph
-Cam Switching Chronograph
-Column Wheel Chronograph
--8-Column Chronograph
-Oscillating Pinion Chronograph
Hands
30 Minute Chronograph Hand at 3:00
Central 60 Second Chronograph Hand
Central Hour Hand
Central Minute Hand
Small Seconds Hand at 9:00
Brand
Landeron
Martel
Universal
Winding
Hand winding
Regulators
Indexed
Screwed Balance
Production Periods
1930s
1940s
1950s
1960s
Frequency
18,000 A/h
Anti-Shock
Jewels
17
Balance Mount
Balance Cock
-Balance Cock Clockwise
Back-Side Features
Balance
-Balance at 12:00
-Column Wheel at 6:00
Landeron 48 Family
Universal 289 Family
Landeron 47
Landeron 48
Universal 289
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