Boasting three of the most emblematic complications with a constant-force Gyrotourbillon®, a minute repeater with a Westminster chime, and a perpetual calendar that adjusts itself in both directions, the Master Grande Tradition Gyrotourbillon Westminster Perpétuel is the result of 186 years of fine watchmaking expertise and a relentless spirit of innovation of the Grande Maison. #JaegerLeCoultre #HybrisMechanica #ArtOfPrecision #SIHH2019 Explore the Master Grande Tradition Gyrotourbillon Westminster Perpétuel: http://bit.ly/2HadRCO Enter the story of the Hybris Mechanica: http://bit.ly/2RKHgY5