Independent seconds movement, lateral lever escapement.
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Dead-beat seconds watch with double-wheel duplex escapement.
Chronometer with Robin escapement
Republican calendar with straight lever escapement
Hour and quarter repeater and alarm with cylinder escapement.
Dead seconds watch with detent escapement
Souscription watch
“Montre de souscription”.
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.
Martin-Pouzait lever escapement
Escapement by Paul Garnier
Quarter hour repeater with double wheel duplex escapement.
Orologio a secondi morti con scappamento a virgola
Decimal watch with calendar and special escapement
Sully's escapement