The story

8-day movement with half hour striking, finely cast and chiseled ormolu case by Chevalier.

9.5-cm enamel dial with Roman numerals signed Gille L'Aîné A Paris, finely foliate pierced and engraved gilt hands, flat bottomed spring-driven movement with anchor escapement and silk suspended pendulum of 8-day duration, countwheel half hour striking on a bell, finely cast and chiseled ormolu case with garlands and rosettes surmounted by a sphere, flanked by a classical reading lady personifying Urania, moulded break front base with foliate reliefs raised on bun feet, signed at the back for the bronzier Chevalier.

Signature: Gille L'Aîné A Paris Chevalier on case

Literature: Tardy, page 256