Quarter hour repeater cylinder escapement
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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).
“Repètition dix minutes aux deux styles à volontè a heur sautants” with ruby cylinder escapement and parachute, sent “au freres Chaudoir”, 29 Pluviose an 10 (18 February 1802), revised at the request of Monsieur Mazeau in 1828.
Quarter repeater in gold and platinum hunting case, sold to Count François Potocki on 15 March 1822, price 2400 FF. Repurchased in 1828 and resold to Madame Dupaty in 1829
Quarter and half quarter hour repeater with ruby cylinder escapement no. 255.
Garde temps chronometer with going barrel started in 1823 and completed in 1857 sold to an unknown customer
Hour and quarter repeater, verge escapement, enamelled case.
Lever escapement and thermal compensation
Monthly and week calendar, with central seconds, verge escapement.
Movement with lever detent escapement invented by Robert Robin
Ruby lever escapement.
“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
Detent anchor escapement by Robert Robin, quarter hour repeater.
Decimal watch with calendar and special escapement
Elève de Winnerl, chronometer with lever escapement.
"Souscription" with auxiliary minutes and seconds