Greubel Forsey · Complications

QP Balancier

$605,200

At the heart of Greubel Forsey lies its seventh invention, the Quantième Perpétuel, a true horological masterpiece. At the centre of the QP Balancier lies Greubel Forsey's seventh invention: the Mechanical Computer. A system of coaxially stacked coding wheels with removable, programmable fingers, it reinterprets the calendar logic of historic astronomical clocks within a wristwatch movement. The result is a perpetual calendar of unusual mechanical intelligence. White gold case, 45.10 mm, 72 hours power reserve, limited to 22 timepieces. Officially price on request — the figure shown is a press-reported estimate.