Swiss gold open faced ‘Chronometre Vulcain’ Circa 1925

Gold lever watch with erotic scene
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A yellow gold chronometer open faced watch with painted on enamel scene, circa 1925. Jeweled nickel lever chronometer movement, 16 jewels, swan neck regulator, off white patinated dial, applied stylized Arabic numerals, gold hands, case with translucent enamel over guilloché ground, a scene of Diana with bow and dog accompanied by a lady, white and teal enamel border with floral decoration, case, dial and movement signed.
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Diameter: 45 mm
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Signed: Vulcain  Swiss