MB M16.24

Montblanc caliber M16.24 is a hand-wound monopusher chronograph movement with 24-hour display. It measures 38.4mm at a height of 6.3mm. The chronograph is controlled by a column wheel and features horizontal coupling. It consists of a total of 252 parts including 22 jewels. The power reserve is approximately 50 hours. It features a screw balance with a diameter of 14.5mm and a movement of inertia of 59 mgcm². It beats at a frequency of 18,000 A/h (2.5 Hz) and has a hairspring with Phillips terminal curve. The main plate is made of rhodium-coated German silver with circular graining on both sides and hand-chamfered edges. The bridges are made of rhodium-coated German silver with “Côtes de Genève”, circular graining on both sides and hand-chamfered edges. The going train is gold-coated, circular grained, chamfered, and features diamond hubs on both sides