Swiss. A fine and rare 18K gold hunter case two train minute repeating grande and petite sonnerie keyless lever clockwatch

Swiss. A fine and rare 18K gold hunter case two train minute repeating grande and petite sonnerie keyless lever clockwatch
Cuvette signed Compagnie Neuchateloise d'Exposition au Locle, No. 4715, circa 1860
The gilt-finished fully jewelled two train lever movement wound separately, bimetallic compensation balance, minute repeating and en passant grande and petite sonnerie striking on two polished steel hammers onto a gong, gold cuvette, the white enamel dial with Roman numerals, blued steel moon-style hands, subsidiary seconds, in engine-turned circular case, repeating button and three levers for NS (no sonnerie), GS (grande sonnerie) and PS (petite sonnerie) in the band, cuvette signed
54 mm. diam.