Vacheron Constantin Overseas dual time

The Overseas Dual Time, reference 7920V/210A-B334, is a 41mm round steel case watch with a blue dial and sapphire crystal. It is powered by the automatic Vacheron Constantin calibre 5110 DT/2, offering 60 hours of power reserve and functions including GMT, date, and small seconds. The watch is water resistant to 150 meters and carries the Poinçon de Genève, a hallmark introduced by the Republic and Canton of Geneva in 1886 to certify watchmaking quality and craftsmanship.