Patek Philippe Annual Calendar tangiblee including a stainless steel and

including a stainless steel and 18K 2N gold-plated case

It boasts extreme precision and a power reserve of up to 72 hours

Yellow gold 750/1000 case set with 40 brilliant-cut diamonds totalling 0

based on a forgotten workmanship technique

complicated references

Patek Philippe Annual Calendar tangiblee including a stainless steel andIn 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 atthe GSE. Five years later, Patek debuted the Reference 5035 which marked the worlds first ever