Swiss staybrite stainless steel keyless lever dress watch Circa 1935

Stainless steel dual calendar watch
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A fine and rare Swiss staybrite stainless steel open faced keyless lever dress watch with a dual date calendar, circa 1935. Lever movement. Three-tone dial with black Arabic hours, outer minute divisions, inner radial red Arabic numerals for the date, an aperture for the days of the week at 12 o’clock, subsidiary seconds at 6 and blued steel lozenge hands. Polished and brushed case. Dial signed, case numbered, movement signed and numbered.
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Diameter: 47 mm
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Signed: Jaeger-LeCoultre Swiss