5905P | Annual Calendar | Chronograph | Platinum calendar Franck Muller attended the Watchmaking

Franck Muller attended the Watchmaking School of Geneva starting from the age of 15

A balance-break safety device is incorporated to ensure the two barrels stay synchronised

display back Bracelet: textured grey leather strap

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5905P | Annual Calendar | Chronograph | Platinum calendar Franck Muller attended the WatchmakingThis 5905P* features an annual calendar complication with chronograph functions, a rarely seen combination for watches that has become an integral part of Patek Philippes modern annual calendar offerings. The 5905P has a mixed heritage, as it draws upon two previous annual calendar pieces, the reference 5960 and the reference 5205 respectively, as demonstrated by its blended reference number. The watch borrows the sectors and elongated indexes found