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Ingenieur Constant-Force Tourbillon

IWC 2013

Ingenieur Constant-Force Tourbillon

IWC confirms its vision of grandes complications with this Ingenieur Constant-Force Tourbillon. The patented constant-force mechanism is integrated into the tourbillon to ensure exceptionally regular rate in all circumstances, giving serious edge to a timepiece that matches horological performance with high-tech sporting appeal.

Movement | 94800 hand-wound mechanical Manufacture calibre, 18,000 vibrations/hour frequency, 96-hour power reserve

Functions | hours, minutes, seconds, constant-force Tourbillon, double moon phases for the northern and southern hemispheres, countdown to the next full moon, power-reserve indicator

Case | platinum and ceramic, 46 mm ø, 14 mm high, water-resistant to 120 metres