Quarter and half quarter hour repeater with ruby cylinder escapement no. 255.
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Side lever experimental escapement
Dead seconds watch with detent escapement
“Montre de souscription”.
Hour and quarter repeater, cylinder escapement, enamel case
Movement with particular Pouzait lever escapement, quarter hour repeater
Weekly winding device, monthly calendar, with comma escapement
“Resilient lever” lever escapement modified by Mortimer George Cole.
Verge escapement, enamelled case decorated with diamonds and pearls
“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.”
Republican calendar with straight lever escapement
Chronometer with quarter hour repeater and calendar, pivoted detent escapement with experimental thermal compensation
Large display watch with cylinder escapement and dead central seconds.
Made on the Houriet principle with a special dial
Souscription watch
Ruby lever escapement.