Vacheron Constantin Patrimony self-winding

The Patrimony self-winding, reference 85180/000R-B515, is a 40mm round case in rose gold with a blue dial and sapphire crystal. It houses the automatic Vacheron Constantin calibre 2450 Q6/3, offering a 40-hour power reserve, and includes date and central seconds functions visible through a display back. The movement carries the Poincon de Geneve, a hallmark introduced by the Republic and Canton of Geneva in 1886 denoting quality craftsmanship and provenance. Water resistance is rated to 30 meters.