Grail Watch Reference
A Reference Library for Watches from Grail Watch
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Complications
-Horizontal Clutch Chronograph
Hands
24 Hour Hand at 3:00
30 Minute Chronograph Hand at 3:00
30 Minute Chronograph Hand at 6:00
45 Minute Chronograph Hand at 3:00
Central 60 Second Chronograph Hand
Central Date Pointer
Central Hour Hand
Central Minute Hand
Day Window at 11:30
Month Window at 12:30
Moon Phase Wheel at 6:00
Open Heart at 6:00
Small Seconds Hand at 6:00
Small Seconds Hand at 9:00
Brand
Bulgari
Landeron
Winding
Automatic
-Peripheral Automatic Winding
Hand winding
Regulators
Indexed
Screwed Balance
Production Periods
1930s
1940s
1950s
1960s
2010s
2020s
Frequency
18,000 A/h
21,600 A/h
28,800 A/h
Anti-Shock
Jewels
17
37
52
Balance Mount
Balance Bridge
Balance Cock
-Balance Cock Clockwise
Back-Side Features
Balance
-Balance at 12:00
-Balance at 3:00
-Balance at 4:30
-Barrel at 10:30
-Barrel at 12:00
Column Wheel
-Column Wheel at 6:00
-Column Wheel at 7:30
-Column Wheel at 9:00
-Tourbillon at 6:00
BVL 318
BVL 388
Landeron 15
Landeron 16
Landeron 186
Landeron 32
Landeron 39
Landeron 49
Landeron 50
Landeron 53
Landeron 71
Landeron 72
Landeron 81
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