Patek Philippe Annual Calendar Moonphase Gilt these watches share the same

these watches share the same movement: the Caliber 146HP

) weight in gold to a passionate collector who appreciates high-comp wristwatches

It even comes with its original punched papers

It might be weird

Patek Philippe Annual Calendar Moonphase Gilt these watches share the sameIn 1991, the soon to be graduates at the Geneva School of Engineering were presented with their final project prior to receiving their diploma simplify the perpetual calendar. Although the task was easier said than done, their work led to the inception of the annual calendar complication, patented by Patek in collaboration with the bright engineering minds at the GSE. Five years later, Patek debuted the Reference 5035 which marked the worlds first