Swiss gold enamel and pearl set cylinder watch Circa 1806

Very fine pair cased pocket watch
–
A very fine, thin, Swiss half pearl studded gold enamel pocket watch with Mediterranean harbour scene, circa 1806.
Two cases: a protective case – gilt, tiered, and glazed on one side; and an inner case – 18 Carat gold, the back lid with very fine polychrome enamel painting of a harbour scene, with half pearl studded bezels, pendant with enamel decor and punch mark DB. Enamel dial with radial Roman hours, Arabic quarters, and double serpent gold hands. Key wind, frosted, gilt full plate movement with an engraved barrel, cylinder escapement with brass cylinder wheel, and three arm brass balance.
–
Diameter: 55 mm
–
Weight: 90 g
–
Signed: No Name
–
Literature: ‘Email-Uhren. Kostbarkeiten unter den Taschenuhren’ by Alfred Leiter und dr. Alma Helfrich-Dörner, Kornwestheim 1977.