Calibre 919 is an automatic perpetual calendar alarm movement from Jaeger-LeCoultre.
Introduced in 1989, Calibre 919 was one of the most ambitious technical achievements for the company, which was recovering from the quartz crisis. It is the pinnacle of development for Jaeger-LeCoultre's Memovox series of calibres and went into the Grand Réveil, a limited-edition watch.
The most notable aspects of Calibre 919 are its two main complications
Calibre 919 is the first of a modern series of Memovox movements. It consists of 350 parts.