5 New Perpetual Calendars Presented At Watches & Wonders 2021 From IWC, A. Lange & Söhne, Vacheron Constantin, Bulgari, And Hermès
The perpetual calendar (along with the split-seconds chronograph) ranks among Martin Green’s favorite complications. Here he highlights 5 perpetual calendars that caught his eye during Watches & Wonders 2021.