A black metal open face keyless wind chronograph pocket watch Chronographe de poche à cadran ouvert en métal noirci remontoir au pendant Date: Circa 1890 Movement: Gilt full plate, Swiss lever, cut and compensated bi-metallic balance wheel Dial: White Case: Polished hinged round Size: 55mm For further information on this lot please visit Bonhams.com For further information about this lot please visit the lot listing