Vacheron Constantin

VACHERON CONSTANTIN, SWITZERLAND, SINGLE BUTTON CHRONOGRAPH, ENAMEL DIAL, SILVER

A very fine and rare, silver, manual wind open face, keyless pocket watch, single button chronograph with 30 mn counter. Enamel dial, blue steel spade hands. Brand : Vacheron Constantin, Switzerland Year : Made in 1916 Movement No : 372071 Case No : 230095 Diameter : 52 mm Caliber : RA 19''', frosted gilt brass,21 jewels, straight line lever escapement, cut bimetallic balance,blued steel Breguet balance spring, swan-neck micrometrer regulator, chronograph with visible work, the button on the winding crown Signature : Dial, case and movement