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A. Lange & Söhne
DATOGRAPH PERPETUAL TOURBILLON HONEYGOLD “Lumen”
Ref. 740.055FE
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Case size
41.5 mm
Case material
18-carat HONEYGOLD®
Movement
L952.4 — Manual
Power reserve
50 h
Water resistance
30 m
Bracelet / strap
Dark brown, Alligator leather
Functions
Outsize date, day/night indicator, moon-phase display, tourbillon, chronograph, day-of-week display, perpetual calendar