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Complications
Date
-Big Date
-Quick Date Correction
Power Reserve Indicator
Hands
Big Date at 1:00
Hour Hand at 9:00
Minute Hand at 9:00
Power Reserve Pointer at 3:00
Small Seconds Hand at 5:00
Brand
A. Lange & Söhne
Winding
Hand winding
Two Barrel
Regulators
Swan Neck Regulator
Production Periods
1990s
Frequency
21,600 A/h
Anti-Shock
Jewels
53
Balance Mount
Balance Cock
-Balance Cock Clockwise
Back-Side Features
3/4 Plate
Balance
-Balance at 3:00
L901.0
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