Particularly shaped side lever escapement, complete calendere, hour-quarter repeating
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Made on the Houriet principle with a special dial
First generation French lever escapement movement
“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.
Cylinder escapement.
Hour and quarter repeater, cylinder escapement, enamel case
Double comma escapement (double virgule)
Ruby lever escapement.
Finished by son Pierre Le Roy, Sully escapement, calendar.
“Montre de souscription” with verge escapement.
Repetition garde temps jumping hour, sold to M. Malotaky, second interpreter of the Turkish Ambassador, Prairial year 6 (May-June 1798), for 1,200 FF.
“Montre de souscription”, with reverse caliber sold to Monsieur Manu on 1 May 1810 for 600 Francs
Escapement “pallet pin weel”
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).
"Montre a repetition des quart a toc" Robin-style anchor escapement, sold on 28 June 1793 to Monsieur Fabre Loncle.
“Montre de souscription” with double wheel duplex escapement. Watch published in George Rigot's book: “Montres de souscription et a tact de Breguet“ ed.2017