First generation French lever escapement movement
Log in or register.
Turkish market watch, hour and quarter repeater with ruby cylinder escapement, translucent red enamel case, sold to Leroy in Constantinople for 2,400 FF (Breguet agent).
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 .
“Montre de souscription” apocryphal. Watch published in George Rigot's book: “Montres de souscription et a tact de Breguet“ ed.2017
Navigation chronometer with sidereal time indication.
Double wheel verge escapement.
Hour and quarter repeater, verge escapement, enamelled case.
"Montre simple” N.3707 sold to Monsieur Furchy Notaire on 31 June 1822 for 1140 FF.
Garde temps chronometer with going barrel started in 1823 and completed in 1857 sold to an unknown customer
Straight lever escapement (attributable to Marguerite Dupont who was a watchmaker in Alençon in 1795)
Cylinder escapement, quarter hour repeater.
Weekly winding device, monthly calendar, with comma escapement
“Répétition à ponts, medium size, 19 lignes, pierced arbor, gold case no. 4068, half-quarter repeating, lever escapement,” sold on 16 March 1826 to Monsieur Spies. Monthly calendar and a secret compartment containing the portrait of a young woman.
Dead central seconds watch with star duplex escapement invented by Charles Edouard Jacot with 1/4 second diablotine
Finished by son Pierre Le Roy, Sully escapement, calendar.
Watch presented by Napoleon Bonaparte to Jean Joseph Gauthier on 21 Floréal Year VII (May 10, 1799), verge escapement