Vacheron Constantin Traditionnelle moon phase

The Traditionnelle moon phase, reference 83570/000R-9915, is a 36mm round case in rose gold with a white dial and sapphire crystal. It is powered by the manually wound Vacheron Constantin calibre 1410, offering a 40-hour power reserve, and is water resistant to 30 meters. The dial includes small seconds, a moon phase indication, and a power reserve display, with gem-setting and a sapphire display back completing the piece. The case carries the Poinçon de Genève, a hallmark established by the Republic and Canton of Geneva in 1886 to certify watchmaking quality and origin.