Dead seconds chronometer with in-line straight lever escapement.
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First generation French lever escapement movement
“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.
Alarm with verge 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.
Watch for the Turkish market, quarter-hour repeater with ruby cylinder escapement, shipped to the Maison de Russie on 23 April 1810 and sold by Moreau on 31 December 1810 for FF 1,680.
Decimal watch with double time indication on a 24-hour basis, verge escapement.
Josiah Emery Straight Lever Escapement Chronometer.
Quarter hour repeater movement with duplex escapement.
“Montre de souscription” with double wheel duplex escapement
“Montre simple” in the style of Breguet.
Quarter hour repeater with double wheel duplex escapement.
“Double face”, hour and quarter repeater, monthly calendar, centre seconds, early cylinder escapement.
Central seconds, regulateur dial, cylinder escapement
Dead seconds watch with duplex lever escapement by Jean Renaud
Decimal watch with double time indication on a 24-hour basis, verge escapement, enamelled case