Lange L021

The Lange L021.1 is a calibre by A. Lange & Söhne.

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, 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