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Complications
--5-Column Chronograph
Hands
30 Minute Chronograph Hand at 3:00
30 Minute Chronograph Hand at 6:00
45 Minute Chronograph Hand at 3:00
45 Minute Chronograph Hand at 6:00
Central 60 Second Chronograph Hand
Central Hour Hand
Central Minute Hand
Hour Hand at 12:00
Minute Hand at 12:00
Open Heart at 6:00
Small Seconds Hand at 6:00
Small Seconds Hand at 9:00
Brand
Bulgari
Landeron
Vénus
Winding
Automatic
-Peripheral Automatic Winding
Hand winding
Regulators
Indexed
Screwed Balance
Production Periods
1920s
1930s
1940s
1950s
2020s
Frequency
18,000 A/h
21,600 A/h
Anti-Shock
Jewels
17
52
Balance Mount
Balance Bridge
Balance Cock
-Balance Cock Clockwise
-Balance Cock Counter-Clockwise
Back-Side Features
Balance
-Balance at 12:00
-Balance at 3:00
-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 388
Landeron 13
Landeron 15
Landeron 16
Landeron 32
Landeron 9
Venus 140
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