Vacheron Constantin

Vacheron & Constantin. A fine and rare silver keyless wind open face chronograph pocket watch made for The Corps of Engineers, U.S.A, Vacheron & Constantin. Beau et rare chronographe de poche à cadran ouvert en argent (900) remontoir au pendant Circa 1915

Vacheron & Constantin. A fine and rare silver keyless wind open face chronograph pocket watch made for The Corps of Engineers, U.S.A, Vacheron & Constantin. Beau et rare chronographe de poche à cadran ouvert en argent (900) remontoir au pendant, Date: Circa 1915, Movement: Gilt Swiss lever, cut and compensated bi-metallic balance, swan neck regulator, column wheel chronograph, No.381211, Dial: White enamel, luminous Arabic numeral hour markers, black outer 1/5th second track with Arabic numeral 5 minute markers, subsidiary seconds at 6, blued steel cathedral style hands, centre chronograph hand, Case: Polished round, back engraved "CORPS OF ENGINEERS U.S.A No.1014", No.234958, Signed: Case, dial & movement, Size: 50mm, Weight: 103,74g