The Jaeger-LeCoultre Master Series V2 version (fully automatic sun-moon star kinetic energy true tourbillon) Geneva Watches newly launches the Jaeger-LeCoultre Tourbillon series of watches to create a new era of super-excellent complex functions. This tourbillon has an elegant appearance and exquisite craftsmanship. The sapphire crystal glass bottom cover allows you to see the rhythmic beauty of Jaeger-LeCoultre's automatic true tourbillon mechanical movement. The size is 42mm. The movement runs at a vibration frequency of 28,800 times each.