Fine Swiss platinum and enamel lever dress watch Circa 1920

Open faced keyless lever by Vacheron & Constantin
–
A fine Swiss platinum and enamel open faced keyless lever dress watch, circa 1920. Jewelled lever movement. Brushed silver dial Arabic numerals surrounding a central ring of black Greek key design, the bezels and bow further decorated with black enamel in the Greek key pattern. Case with snap on case back. Dial signed, case and movement signed and numbered. Comes with fitted presentation box.
–
Diameter: 42.5 mm
–
Signed: Vacheron & Constantin Genève