S Gallonier a Nantes An 18ct gold open-faced quarter repeating verge watch French circa 1800, gilt full plate movement signed S. Gallonier a Nantes, verge fusee escapement, pierced balance cock, gilt engine-turned dial, chapter ring with black Roman numerals, Breguet hands, gilt cuvette, plain polished case, movement and cuvette signed, diameter 57 mm. Accompanied by a key.