Patek Philippe Annual Calendar Flyback Chronograph dup-review-publication it features a black dial

it features a black dial with an outer

and powered by the very same Valjoux 7733 movement used by Heuer

Hyperbole aside

5 seconds per day

For a brief comparison

Patek Philippe Annual Calendar Flyback Chronograph dup-review-publication it features a black dialIn 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 Philippe in collaboration with the bright engineering minds at the GSE. Five years later, Patek debuted the Reference 5035 which marked the worlds