Lange L031
Lange L031.1
© Lange Uhren GmbH
Lange L031.1 is a A. Lange & Söhne movement.
Manufacture hand-wound caliber with three-day power reserve, double barrel, big date, four screwed gold chatons, the screw balance with swan neck fine adjustment and hand-engraved balance cock.
Used in the Lange 1 Zeitzone model.
Description:
- Manual winding movement
- Balance cock and intermediate-wheel cock engraved by hand
- Glucydur screw balance, Nivarox balance spring, swan's neck fine regulation and patented beat adjustment mechanism
Functions:
- Home time with day/night indicator (hours, minutes, small seconds with hacking seconds), zone time (hours, minutes) with day/night indicator and city ring
- Big date for the home time
Data:
- Ø 34.1 mm, height 6.65 mm
- 21,600 A/h
- 417 components
- Power reserve 72 h
Production period:
- From 2005