The Dual-Wing calibre is a micromechanical masterpiece with two completely separate power sources (one for the time display, the other for the chronograph mechanism) linked by a shared oscillator. This innovative power system assures an extremely accurate rate for the timekeeping functions, irregardless of whether the chronograph mechanism is switched on or off.

Illustrated model:
18 ct. rose gold. Hand-winding movement. Chronograph. Power-reserve display.

For further information, please also visit the Jaeger-LeCoultre website.