The Jaeger-LeCoultre Master Grande Tradition Gyrotourbillon Westminster Perpetual was introduced in 2019. It features a constant forcegGyrotourbillon, a minute repeater with a Westminster chime that reproduces four melodies on the wrist, and a perpetual calendar that can be adjusted both forward as well as backwards. The case measures 43mm across at a height of 14mm.Reference 52534E1 has a white gold case and a blue enamel guilloché dial.
