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Lange L101

Calibre L101 is a hand-winding manufacture movement with rattrapante chronograph function by A. Lange & Söhne.

Lange L101.1

Lange L101.1 (click to enlarge!)
Lange L101.1
© Lange Uhren GmbH

Calibre L101.1 is a hand-winding rattrapante chronograph watch movement with perpetual calendar.

It was introduced in 2013 and is used in the A. Lange & Söhne 1815 Rattrapante Perpetual Calendar.

It is a rattrapante chronograph movement with two column wheels. Additionally, it has subdial seconds and a perpetual calendar. The movement features 43 jewels and 4 chatons. The Lange in-house balance spring adjusts using screws and operates at 21,600 A/h.

Description:

Functions:

Data:

  • ∅ 32.6 mm, H 9.1 mm
  • 43 jewels
  • 21,600 A/h
  • 631 components
  • Power reserve 42 hours

Production period:

Lange L101.2

Lange L101.2 (click to enlarge!)
Lange L101.2
© Lange Uhren GmbH

In contrast to the caliber L101.1 above, this movement is limited to the essential functions of a rattrapante chronograph, i.e. it does not display date and power reserve.

This movement is used in the models 1815 Rattrapante and 1815 Rattrapante Honeygold „Homage to F. A. Lange“.

Description:

  • Precision adjustment: cam-poised balance
  • The movement decoration is reminiscent of the historical pocket watches in 1A quality:
    • Raised nickel silver frame parts are finished with grained surfaces.
    • Moving parts of the rattrapante chronograph such as levers, springs and detents are decorated with a line cut on the top, while the chamfers are polished.
    • The hand engravings on the cocks and bridges as well as the engraved inscription are black rhodium plated.

Functions:

Data:

  • ∅ 32.6 mm; H 7.4 mm
  • 21.600 A/h
  • 36 jewels, including 4 in screwed gold chatons
  • 365 components
  • Power reserve 58 hours