Chronometer with patented detent escapement.
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Duplex double wheel escapement, monthly republican calendar.
Hour and quarter repeater with double wheel duplex escapement, snap calendar, engraved equation of time
Elève de Winnerl, chronometer with lever escapement.
“Club footed” verge escapement.
“Medaillon a tact” n.3227 sold to Jérôme Bonaparte, brother of Napoleon, King of Westphalia.
“Répétition à ponts, medium size, 19 lignes, pierced arbor, gold case no. 4068, half-quarter repeating, lever escapement,” sold on 16 March 1826 to Monsieur Spies. Monthly calendar and a secret compartment containing the portrait of a young woman.
Hour and quarter repeater, mustache lever escapement
Movement with experimental verge-lever escapement.
Chronometer fitted with a pivoted detent escapement and a balance with three-roller suspension.
“Montre de souscription”.
Dead seconds watch with lever escapement by Pouzait
Scappamento ad ancora detent di Robin
“Montre de souscription” apocryphal. Watch published in George Rigot's book: “Montres de souscription et a tact de Breguet“ ed.2017
Lever escapement and thermal compensation
Independent seconds movement, lateral lever escapement.