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Hour and quarter repeater with double wheel duplex escapement, snap calendar, engraved equation of time
“Club footed” verge escapement.
Thirty-tooth “rack lever” escapement
Made on the Houriet principle with a special dial
Orologio a secondi morti con scappamento a virgola
Escapement “pallet pin weel”
Turkish market watch, hour and quarter repeater with ruby cylinder escapement, translucent red enamel case, sold to Leroy in Constantinople for 2,400 FF (Breguet agent).
"Rèpètition de première Classe sur les Principes des Chronomètres", calendar, ruby lever escapement, hour, quarter and half-quarter repeater, sold to M. le Professeur Shumacher, on 23 February 1829 for 3,200 FF.
Experimental verge escapement
Sold to Son Excellence M. Achille Fould on 12 November 1860 for 950 FF. Presented to Professor Heinrich Siegel
Independent seconds movement, lateral lever escapement.
Hour and quarter touch repeater with Debaufre escapement modified by Pierre Le Roy, enamelled case.
Dead seconds watch with lever escapement by Pouzait
Verge escapement, enamelled case decorated with diamonds and pearls
Skelectric watch with Masonic decoration.