Lever escapement, quarter and hour repeater, republican calendar.
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“Montre de souscription” with calendar and virgule escapementa
Quarter hour repeater and calendar with Debaufre escapement modified by Pierre Le Roy
Calendar movement with dead seconds and special cylinder escapement.
Scappamento ad ancora detent di Robin
Tourbillon with rotation per minute
Hour and quarter repeater, cylinder escapement, hunting case.
Watch presented by Napoleon Bonaparte to Jean Joseph Gauthier on 21 Floréal Year VII (May 10, 1799), verge escapement
“Montre de souscription”, sold to Adjutant Gènèral Ricard on 15 December 1813 for 600 F.F. Watch published in George Rigot's book: “Montres de souscription et a tact de Breguet“ ed.2017
Monthly and weekly calendar, with virgule escapement and “diablotine”
Side lever experimental escapement
Quarter andhour repeater, jumping hours device with experimental ruby verge escapement.
Twin barrel chronometer, monthly calendar with ruby lateral lever escapement
“Compteur militaire” cylinder escapement 84 divisions
Sold to Son Excellence M. Achille Fould on 12 November 1860 for 950 FF. Presented to Professor Heinrich Siegel
Garde temps, rèpètition de première Classe sur les princes des chronomètre” sold to Count Mercy d’Argenteau on 28 January 1824 for 3,400 FF. Repetition of hours, quarters and half quarters, monthly calendar. Jumping hour.