Tourbillon with rotation per minute
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Revolutionary with Robin type 2 dial, republican calendar, verge escapement
Verge escapement
“Subscription" watch, Cassa di Joly no. 1769, sold to Prince Kurakin on August 9, 1811, for 1,080 FF, returned in 1812 and resold to the Princes of Valencay on May 8, 1812, for 980 FF.”
Movement with particular Pouzait lever escapement, quarter hour repeater
Central seconds, regulateur dial, cylinder escapement
Particularly shaped side lever escapement, complete calendere, hour-quarter repeating
Quarter repeater in gold and platinum hunting case, sold to Count François Potocki on 15 March 1822, price 2400 FF. Repurchased in 1828 and resold to Madame Dupaty in 1829
Experimental verge escapement
Chronometer fitted with a pivoted detent escapement and a balance with three-roller suspension.
Quarter andhour repeater, jumping hours device with experimental ruby verge escapement.
Straight lever escapement, quarter hour repeater
Republican and Gregorian calendar, lever escapement by J.M. Pouizait, skeletonized movement.
“Resilient lever” lever escapement modified by Mortimer George Cole.
Cylinder escapement, quarter hour repeater.
“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.