Details
AN EIGHT-DAY MANTEL CHRONOMETER
J. W. BENSON, LONDON. NO. 705
The plinth-form case on bun feet, moulded base, with glazed sides and top with spirit level (damaged), glazed brass bezel to silvered dial with roman numerals, blued-steel hands, subsidiary seconds, balance arrest lever between XII and I, 8-day up/down, the single chain gilt fusee movement with maintaining power and baluster pillars, the spotted platform having palladium helical spring to the cut bimetallic balance with Earnshaw escapement
J. W. BENSON, LONDON. NO. 705
The plinth-form case on bun feet, moulded base, with glazed sides and top with spirit level (damaged), glazed brass bezel to silvered dial with roman numerals, blued-steel hands, subsidiary seconds, balance arrest lever between XII and I, 8-day up/down, the single chain gilt fusee movement with maintaining power and baluster pillars, the spotted platform having palladium helical spring to the cut bimetallic balance with Earnshaw escapement