Cylinder escapement, quarter hour repeater.
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Quarter hour repeater, grand sonnerie clock watch, Robin detent lever escapement
Dead central seconds watch with star duplex escapement invented by Charles Edouard Jacot with 1/4 second diablotine
Navigation chronometer with sidereal time indication.
Twin barrel chronometer, monthly calendar with ruby lateral lever escapement
Sold to Son Excellence M. Achille Fould on 12 November 1860 for 950 FF. Presented to Professor Heinrich Siegel
Cylinder escapement by a pupil of Robin
Monthly and week calendar, with central seconds, verge escapement.
Republican calendar with straight lever escapement
Straight lever escapement, quarter hour repeater
Quarter hour repeater with lateral lever escapement
Quarter hour repeater by touch with special cylinder escapement.
Quarter hour repeater movement with duplex escapement.
Revolutionary and Gregorian calendar, "virgule" escapement.
“Montre de souscription a tact” sold to the brother of the Spanish Consul (Monsieur de la Serna) in Vendemiaire year X (1802) for 1,100 FF.
Hour and quarter touch repeater with Debaufre escapement modified by Pierre Le Roy, enamelled case.