La Joux-Perret la-joux-perret-l112

The La Joux-Perret L112 is an automatic chronograph movement measuring 30.4mm in diameter and 7.9mm thick. It operates at 4 Hz with a 60-hour power reserve and features sweep seconds, hacking seconds, hand winding, and a unidirectional winding rotor. The dial displays a 30-minute counter at 3 o'clock, a 12-hour counter at 6 o'clock, and small seconds at 9 o'clock. It is dimensionally compatible with the SW510B and contains 26 jewels in automatic mode or 24 in manual mode.