GR Factory 🌐 New Product After 3 years of research on the Jaeger-LeCoultre Master full-function perpetual calendar mechanical movement, the Jaeger-LeCoultre Master perpetual calendar automatic mechanical watch was reproduced. With the concept of not counting time and cost, the imported 9015 movement was used to restore the integrated machine complex function 868 movement. All functions are consistent with the official one! 1: Perpetual calendar function