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Important Wristwatches, Watches & Clocks

Geneva, Hotel Des Bergues, October 17, 1992

LOT 72

Dumas, Elève du Gouvernement, No. 21, circa 1850.

Very fine and rare silver and gold pocket chronometer. Four body case, forme quatre baguettes, with gold rims, engine turned back and reeded band. Silver cuvette. White enamel dial with Roman numerals and subsidiary seconds. 22"' gilt brass bar movement with going barrel, Louis Berthoud type pivoted detent escapement, cut bimetallic two armed compensation balance with poising and timing screws, free sprung blued helical balance spring with terminal curves. Diam. 58 mm.

CHF 7,000 - 9,000

Sold: CHF 9,775


Very fine example of a French pocket chronometer made by a pupil of Auguste Louis Berthoud, Louis Berthoud's grandson and the nephew of Henri Motel. The extremely fine Louis Berthoud's pivoted detent escapement, usually set between plates is clearly visible in this piece.