Movement
Lange manufacture calibre L043.1, manually wound, crafted to the most exacting Lange quality standards, decorated and assembled by hand; precision-adjusted in five positions; threequarter plate made of untreated German silver; balance cock engraved by hand; jumping minutes; constant-force escapement
Number of movement parts
388
Jewels
66
Screwed gold chatons
2
Escapement
Lever escapement
Oscillation system
Shock-resistant glucydur balance with eccentric poising weights; superior-quality balance spring manufactured in-house with patent-pending attachment system (balance spring clamp), frequency 18,000 semi-oscillations per hour, precision beat adjustment system with lateral setscrew and whiplash spring
Power reserve
36 hours when fully wound
Functions
Jumping hours and minutes, small seconds hand with stop seconds, power-reserve indicator
Operating elements
Crown for winding the watch and setting the time
Case dimensions
Diameter: 41.9 millimetres
Height: 12.6 millimetres
Movement dimensions
Diameter: 33.6 millimetres
Height: 9.3 millimetres
Simplu???
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