Monthly and week calendar, with central seconds, verge escapement.
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Movement with lever detent escapement invented by Robert Robin
Quarter hour repeater cylinder escapement
First generation early straight line lever escapement
Large display watch with cylinder escapement and dead central seconds.
Quarter hour repeater with lateral lever escapement
Escapement “pallet pin weel”
Montre de carrosse a repetition des quart et function de reveil sold to the count de Mercy Argentau on 09 June 1837 at the price of 620 FF, ancienne 1155 sold to Pierre de Salabert for the Marquise of Santa Cruz on 18 Floreal year 13 (08 May 1805) , at the price of 1,440 francs.
Monthly and weekly calendar, with virgule escapement and “diablotine”
“Montre de souscription” apocryphal. Watch published in George Rigot's book: “Montres de souscription et a tact de Breguet“ ed.2017
Double comma escapement (double virgule)
Dead independent seconds movement, cylinder escapement.
Garde temps chronometer with going barrel started in 1823 and completed in 1857 sold to an unknown customer
Martin-Pouzait lever escapement
“Rèpètition des quart a toc” with ruby cylinder escapement, “jumping hour” device sold to monsieur Frederic Frackmann (Breguet’s correspondent in Moscow) on 15 Germinal anno 12 (5 May 1804) for the price of 1500 FF.
Robin's lever detent escapement of special shape