"Rare Chronograph Pocket Watch Late 19th Century"
Silver chronograph pocket watch by J. WEYNMANN in Besançon based on a Swiss patent N/359 filed by A. Lugrin on July 12, 1889. This patent concerns the improvement made to the construction of chronograph-counters. Chronograph with split-seconds. Hallmark with a bird with a branch in which there are the letters JB for: Excelsior Park, Les Fils de Jeanneret-Brehm. Working condition