The 1815 TOURBILLON is designed for supreme precision in every respect. Its special feature is readily visible: the complicated tourbillon with stop seconds and ZERO-RESET. Combined with the balance spring crafted in-house, it assures high rate accuracy.
Hours, minutes and subsidiary seconds dial; one-minute tourbillon with patented stop-seconds and patented ZERO-RESET mechanism; 72 hours power reserve
Diameter: 39.5 millimetres; height: 11.1 millimetres