Quarter andhour repeater, jumping hours device with experimental ruby verge escapement.
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Robin style movement with cylinder escapement.
“Montre de souscription” with calendar and virgule escapementa
Decimal watch with calendar and special escapement
"Montre simple” N.3707 sold to Monsieur Furchy Notaire on 31 June 1822 for 1140 FF.
“Double face”, hour and quarter repeater, monthly calendar, centre seconds, early cylinder escapement.
‘Montre a repetition des quart a toc’ lever escapement, monthly calendar, sold on 09 August 1792 to Monsieur Robert (Anglais) for 1800 francs “Nouveau calibre”.
Scappamento ad ancora e compensazione termica
Decimal watch with virgule escapement, power reserve, jumping hours and barometer, center seconds n.4737 belonging to Antoine Louis Leon de Saint-Just.
Detent anchor escapement by Robert Robin, quarter hour repeater.
Large display watch with cylinder escapement and dead central seconds.
Quarter hour repeater cylinder escapement
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.
“Montre de souscription” with double wheel duplex escapement
Quarter hour repeater and calendar with Debaufre escapement modified by Pierre Le Roy
Sully's escapement