Swiss decorative cabriolet pocket watch with portrait Circa 1850

Unsigned gold and enamel cabriolet pocket watch
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A Swiss, decorative, pair-cased, gold and enamel cabriolet pocket watch with a portrait of Galileo Galilei, circa 1850. Wearable as a Lépine or as a hunting cased watch.
Round-shaped 18-carat yellow gold and enamel case. Case back polychrome enamelled, by an unidentified Genevan workshop, with a bunch of multicoloured flowers, inside a champlevé frame decorated with geometric patterns. Cabriolet case back polychrome enamelled, by an unidentified Genevan workshop, with the portrait of Galileo Galilei (1564-1642), after the painting of Giusto Sustermans (1597-1681). White enamel dial with a painted fly, Roman radial hours, outer minutes track, and gold Breguet hands. Gilded brass, key-winding movement with going barrel, cylinder escapement, monometallic balance (gilded brass), and blued steel flat hairspring.
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Diameter: 43 mm
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Signed: No name
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Cabriolet watch
Convertible watches can transform themselves, for instance, by changing their appearance using mechanisms such as an aperture or switching functions, going from a Lépine to a hunting cased pocket watch, for example.
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Lépine Meanings
An open face watch. A watch movement with the arbour of the fourth wheel in line with the projected axis of the stem. There is a movement layout where the small seconds are at 6 o’clock, and the pendant or crown is at 12.