Chronometer with quarter hour repeater and calendar, pivoted detent escapement with experimental thermal compensation
Quarter hour repeater with double wheel duplex escapement.
Quarter hour repeater movement with duplex escapement.
Duplex double wheel escapement, monthly republican calendar.
“Chronometre de poche” with modified Earnshaw detent escapement, sold to Monsieur Hottinguer (banker of the Maison Breguet), on 11 October 1844 for 1,500 FF.
“Montre de souscription” with double wheel duplex escapement
Detent Lever escapement invented by Robert Robin. Restored by Breguet.
Chronometer with Robin escapement
Revolutionary and Gregorian calendar, "virgule" escapement.
Quarter hour repeater, grand sonnerie clock watch, Robin detent lever escapement
Double wheel verge escapement.
Quarter-repeating watch with an experimental duplex-cylinder escapement, presented to Dupont de l’Eure in 1818, magistrate and politician.
Anonymous watch with central and auxiliary dead seconds, chicane lever escapement
Dead seconds watch with detent escapement
Calendar movement with dead seconds and special cylinder escapement.
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 .
Hour and quarter touch repeater with Debaufre escapement modified by Pierre Le Roy, enamelled case.
Dead central seconds watch with star duplex escapement invented by Charles Edouard Jacot with 1/4 second diablotine
Dead seconds watch with duplex lever escapement by Jean Renaud
Orologio a secondi morti con scappamento a virgola
Sully's escapement
Escapement by Paul Garnier
Escapement “pallet pin weel”
“Medaillon a tact” n.3227 sold to Jérôme Bonaparte, brother of Napoleon, King of Westphalia.
Finished by son Pierre Le Roy, Sully escapement, calendar.
Experimental verge escapement
Chronometer with Earnshaw spring detent escapement, spherical balance spring.
“Club footed” verge escapement.
Decimal watch with calendar and special escapement
Robin's lever detent escapement of special shape
Chronometer with patented detent escapement.
Dead-beat seconds watch with double-wheel duplex escapement.
Month-day calendar with Poizait lever escapement large central seconds mounted in mahogany case
“Montre de souscription” with calendar and virgule escapementa
Cylinder escapement.
Cylinder escapement
Movement with experimental lateral lever escapement in the Robin style.
Double comma escapement (double virgule)
Chronometer with pivoted detent escapement sold to M. le General Cafarelli, Prèfet Maritime de Brest le 16 Messidor anno XI (5 July 1803) for 70 Louis.
Hour and quarter repeater with double wheel duplex escapement, snap calendar, engraved equation of time
Decimal watch with virgule escapement, power reserve, jumping hours and barometer, center seconds n.4737 belonging to Antoine Louis Leon de Saint-Just.
Movement with particular Pouzait lever escapement, quarter hour repeater
Weekly winding device, monthly calendar, with comma escapement
Dead seconds watch with lever escapement by Pouzait
Quarter hour repeater by touch with special cylinder escapement.
Double-dial astronomical watch with cylinder escapement, centre seconds, and equation of time.
Scappamento ad ancora detent di Robin
Scappamento ad ancora e compensazione termica
Particularly shaped side lever escapement, complete calendere, hour-quarter repeating
Monthly and weekly calendar, with virgule escapement and “diablotine”
Quarter hour repeater and calendar with Debaufre escapement modified by Pierre Le Roy
Movement with “à pattes d'ecrevisses” (crab leg) escapement
Movement with lever detent escapement invented by Robert Robin
Virgule escapement
Quarter andhour repeater, jumping hours device with experimental ruby verge escapement.
Republican and Gregorian calendar, lever escapement by J.M. Pouizait, skeletonized movement.
Movement with experimental verge-lever escapement.
Chronometer fitted with a pivoted detent escapement and a balance with three-roller suspension.
“Double face”, hour and quarter repeater, monthly calendar, centre seconds, early cylinder escapement.
