Quarter andhour repeater, jumping hours device with experimental ruby verge escapement.
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Quarter repeater in gold and platinum hunting case, sold to Count François Potocki on 15 March 1822, price 2400 FF. Repurchased in 1828 and resold to Madame Dupaty in 1829
Lever escapement and thermal compensation
“Repètition dix minutes aux deux styles à volontè a heur sautants” with ruby cylinder escapement and parachute, sent “au freres Chaudoir”, 29 Pluviose an 10 (18 February 1802), revised at the request of Monsieur Mazeau in 1828.
« Simple garde-temps, arbre percé 20 lignes échappement ancre” sold to Monsieur de Bignon 11 March 1858.
Seven-day power reserve, cylinder escapement.
“Montre de souscription” apocryphal. Watch published in George Rigot's book: “Montres de souscription et a tact de Breguet“ ed.2017
Duplex double wheel escapement, monthly republican calendar.
"Montre a repetition des quart a toc" Robin-style anchor escapement, sold on 28 June 1793 to Monsieur Fabre Loncle.
“Montre de souscription”.
Quarter-repeating watch, enamelled case decorated with diamonds and pearls, formerly belonging to Queen Catherine of Württemberg, wife of Jérôme Bonaparte.
“Double-face” watch, monthly calendar, verge escapement, twelve- and twenty-four-hour indication.
Case with floral enamels, verge escapement.
Compteur a pointage, nouveau modele chronographe a encre, sold at the College de France for 350 FF
Republican and Gregorian calendar, lever escapement by J.M. Pouizait, skeletonized movement.
Hour and quarter touch repeater with Debaufre escapement modified by Pierre Le Roy, enamelled case.