Table of Contents

L021.1
L021.3

Lange L021

Lange L021.1
© Lange Uhren GmbH

The Lange L021 is a calibre by A. Lange & Söhne.

L021.1

Self-winding manufacture movement with big date.

Used in the model A. Lange & Söhne Lange 1 Daymatic.

Description:

Self-winding movement
Rotor with weight segment in platinum
Balance clock engraved by hand
Shock-resistant Glucydur balance with regulation eccentrics
Fine adjustment system with lateral setscrew and swan's neck spring

Functions:

Hours, minutes
Small seconds with hacking seconds
Big date
Date and day of weeks correction pusher

Data:

Ø 31.6 mm, height 6.1 mm
67 jewels, including 7 in gold chatons, fixed with blued screws
21,600 A/h
Components 427
Power reserve 50 h

Production period:

From 2010

L021.3

Automatic manufacture movement with perpetual calendar, big date and moon phase indication.

Used in the Lange 1 Perpetual Calendar model.

Functions:

Hours, minutes
Small seconds
Perpetual calendar with precisely jumping indications for big date, day of week, month and leap year
Moon phase indication with integrated day-/night indication

Data:

Ø 35.8 mm, height 8,8 mm
63 jewels, including 5 in screwed gold chatons
621 components
Power reserve 50 hours

Production period:

From ?

Movements | Automatic movements | Perpetual calendar movements | A. Lange & Söhne calibres