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Tide indicator, enamelled dial, cylinder escapement.
“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, 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.
Straight lever escapement, quarter hour repeater
Cylinder escapement.
Double-dial astronomical watch with cylinder escapement, centre seconds, and equation of time.
Hour and quarter repeater, mustache lever escapement
Movement with lever detent escapement invented by Robert Robin
Escapement “pallet pin weel”
Straight lever escapement (attributable to Marguerite Dupont who was a watchmaker in Alençon in 1795)
Dead-beat seconds watch with double-wheel duplex escapement.
Robin's lever detent escapement of special shape
Dead seconds watch with lever escapement by Pouzait
Republican and Gregorian calendar, lever escapement by J.M. Pouizait, skeletonized movement.
Built on the principle of “garde temps”, quarter and half quarter hour repeater with double wheel duplex escapement sold to Monsieur Egerston (Egerton) on 17 December 1813 for 3,000 FF .