17,250 CHF
Breguet No. 866, sold to the Depot de la Marine on 31 Decembre 1861, for 2000 Francs. Fine mahogany marine chronometer with 49 hour power reserve indicator. Three body mahogany box with external handles, the glazed upper section with hinged lid. Brass bowl and gimballed suspension. Silvered with Roman numerals, outer minutes ring, subsidiary seconds and up-and-clown sector. Blued-steel "pear" hands. Frosted and gilt, full plate with cylindrical pillars secured by screws, Pons calibre No. 380, inverted fusee with maintaining power, mainspring by Bourquin dated 1859, Earnshaw type spring detent escapement, two-arm bimetallic compensation balance with cylindrical weights and timing screws, diamond end-stone, free sprung polished-steel helical balance spring with terminal curves. Signed on the dial and mahogany box. Dial diam. 81 mm. Dim. 16 x 16 x 17 cm.
Auctioneer:
Antiquorum
Date:
1998-04-18
