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Calendar movement with dead seconds and special cylinder escapement.
Ruby lever escapement.
Montre simple medaillon eccentrique 13 lignes ½, cylinder escapement in ruby sold to Lionel Rothschild (banker) on 31 May 1831 for 1,400 FF.
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.
Detent Lever escapement invented by Robert Robin. Restored by Breguet.
“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.
Garde temps with detent pivotè escapement, sold to Prince Sergey Sergeevich Gagarine, 1 May 1810 for 1,200 FF, as recorded in Moreau's archives.
Decimal watch with double time indication on a 24-hour basis, verge escapement, enamelled case
Straight lever escapement, registered on 30 September 1791, there is no information regarding the sale.
Experimental verge escapement
Orologio a secondi morti con scappamento a virgola
Independent seconds movement, lateral lever escapement.
Central seconds, regulateur dial, cylinder escapement
Hour and quarter repeater with double wheel duplex escapement, snap calendar, engraved equation of time
Decimal watch with virgule escapement, power reserve, jumping hours and barometer, center seconds n.4737 belonging to Antoine Louis Leon de Saint-Just.