Important Watches, Wristwatches and C...
Geneva, Hotel Des Bergues, Apr 10, 1994
Louis Berthoud Horloger de la Marine, No. 93, sold on 29 Fructidor year XIII to Mr. Hulot, for 2500 Francs. Bought back from Mr. Hulot's widow on the 9 November 1810, for 2000 Francs, it was sold to the Marine the same month. Very fine marine chronometer.
C. Three piece mahogany deck watch type, the brass bowl with screwed bezel. D. White enamel regulator type with small Roman eccentric chapter for hours, outer Arabic minute ring on the border and subsidiary seconds. Blued steel Breguet hands. M. Gilt brass full plate with conical pillars secured by nuts with polished steel washers, fusee with chain and «maintaining power, typical Louis Berthoud's pivoted detent escapement, cut bimetallic three-arm compensation balance with four brass weights and timing screws typical of Berthoud's work. Free sprung blued steel helical balance spring. Signed on the dial, dial plate and pack plate. In very good condition. Dial diam. 80 mm. Dim. 13,5 x 11,5 x 7,5 cm.