Vacheron Constantin Malte manual-winding

The Malte reference 81515/000G-9891 is a manual-winding watch from Vacheron Constantin's Malte collection, housed in a 28.4mm tonneau-shaped white gold case with a white dial and sapphire crystal. It is powered by the manually wound calibre 1400 AS, offering 40 hours of power reserve, and includes a small seconds display along with a sapphire display back. The watch is water resistant to 30 metres and carries the Poinçon de Genève, a hallmark introduced by the Republic and Canton of Geneva in 1886 to certify watchmaking quality and craftsmanship.