VACHERON CONSTANTIN Case No. 209791 Movement No. 342046 Circa 1910 18k (750) gold enamel and diamond collar watch Hinged round case, enamel back set with diamonds, interior numbered with a master stamp, gold bowl signed "Vacheron & Constantin Genève". Silvered guilloché dial with stylised Arabic numerals, Breguet-style hands and railway minute track, signed Mechanical movement with crown winding, cal. RA'11, lever escapement with balance spring, advance/delay adjustment, signed Accompanied by a satin ribbon with a decoration of brilliants to the strap of the watch Diameter: 31 mm Gross weight 27,4 g We would like to thank the Patrimoine Vacheron Constantin for its kind collaboration.