Switzerland, around 1900. 18 ct. yellow gold. White enamel dial behind glass, black roman numerals, subsidiary second. Gilded anchor movement, balance with hair spring, marked "Demier & Cie Genève". Outer cover marked and numb. 7675. Gilded inside cover engraved "N.7675 Echappement Duplex Roulleau & Doigt en Pierre huit Trous en Rubis Dimier & Cie Genève". With key and wood box, decorated with gilded and coloured brass applications (add.). Diameter 44 mm, weight c. 60 g.