Movement with experimental verge-lever escapement.
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“Montre de souscription” with double wheel duplex escapement
Decimal watch with calendar and special escapement
"Montre simple plate excentrique nouveau calibre 16½ lignes échapt cilindre, cadran émail” sold to Monsieur Benardaky on 01 luglio 1850 at prize of 1200 FF.
Revolutionary and Gregorian calendar, "virgule" escapement.
Escapement “pallet pin weel”
Central seconds, regulateur dial, cylinder 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.
Automatic winding with beating mass, perpetual monthly and weekly retrograde calendar, cylinder escapement.
Small-sized watch built on the principle of chronometers with monthly calendar, lever escapement sold to Baron Schickler on 30 December 1828 for the price of 3,600 FF.
Chronometer with Earnshaw spring detent escapement, spherical balance spring.
Verge escapement
Quarter hour repeater with double wheel duplex escapement.
Extra-flat watch with regulator dial, lever escapement, Rèaumur thermometer.
Tourbillon with rotation per minute
“Rèpètition à minutes” chronometer with double-wheel duplex escapement, sold to the Spanish Princes in Valençay on 29 May 1809 for the price of 2,400 F.