Quarter and half quarter hour repeater with ruby cylinder escapement no. 255.
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Central seconds, regulateur dial, cylinder escapement
Montre a répétition de quart, a grand second d’un coup, sur le principes de chronomètre.
Lateral lever escapement, quarter hour repeater.
Straight lever escapement, quarter hour repeater
‘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”.
Martin-Pouzait lever escapement
Movement with “à pattes d'ecrevisses” (crab leg) escapement
Decimal watch with double time indication on a 24-hour basis, verge escapement.
“Montre petit medaillon simple, 13 lignes, pierced arbor, gold case with revolving back, no. 3261, moon phase, lever escapement”. Sold on 02 April 1814 to His Majesty the Emperor of Russia (Alexander I) for the sum of 2,400 francs.
Monthly and week calendar, with central seconds, verge escapement.
Double wheel verge escapement.
Chronometer with Earnshaw spring detent escapement, spherical balance spring.
“Montre de souscription”.
Movement with lever detent escapement invented by Robert Robin
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.