LJP L100

LJP L100 (click to enlarge!)
LJP L100
© LJP

LJP L100 is a chronograph movement from La Joux-Perret.

It is technically based on the well-known ETA 7750, but has been modernized with a column wheel and a vertical clutch. It is also compatible with the Sellita SW 500A.

Used, for example, in the Sinn Frankfurt Financial District.

Description:

Functions:

  • Hours, minutes
  • Small seconds with stop-seconds at 9:00
  • Date with quick-set function, day of the week at 3:00
  • Chronograph: Central seconds, 30-minute counter at 12:00, 12-hour counter at 6:00

Specifications:

  • 13¼ ligne
  • Ø 30 mm, H 7.90 mm
  • 26 jewels
  • 28,800 vph
  • Power reserve 60 h

Production period: