Girard-Perregaux 2025 Annual Calendar Equation Of Time Book

Girard-Perregaux 2025 Annual Calendar Equation Of Time Book. 49538 case diameter (measured without the crown): On the other hand, when you compare it.

It features an annual calendar and an equation of time, which is to say it’s a pretty impressive timepiece, when compared with most mechanical watches out there. Minute repeaters play the exact time back in.