Vacheron & Constantin, an 18ct. gold hunting cased minute repeating keyless lever pocket watch with chronograph, circa 1910,

细节
Vacheron & Constantin, an 18ct. gold hunting cased minute repeating keyless lever pocket watch with chronograph, circa 1910,
white enamel dial with arabic numerals, subsidiary seconds and outer seconds ring divided into fifths, signed Vacheron & Constantin, Geneve, similarly signed movement numbered 323619, wolf's tooth winding, micrometer adjustment to the regulator, signed gold cuvette, plain case stamped V&C, repeat slide and chronograph button in the band, diameter 53mm.
see front cover illustration