Extra-flat watch with regulator dial, lever escapement, Rèaumur thermometer.
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Garde temps, rèpètition de première Classe sur les princes des chronomètre” sold to Count Mercy d’Argenteau on 28 January 1824 for 3,400 FF. Repetition of hours, quarters and half quarters, monthly calendar. Jumping hour.
Ruby lever escapement.
Chronometer with Earnshaw spring detent escapement, spherical balance spring.
Montre simple medaillon eccentrique 13 lignes ½, cylinder escapement in ruby sold to Lionel Rothschild (banker) on 31 May 1831 for 1,400 FF.
Hour and quarter repeater and alarm with cylinder escapement.
Dead seconds watch with detent escapement
Quarter hour repeater clock watch, verge escapement.
Particularly shaped side lever escapement, complete calendere, hour-quarter repeating
“Compteur militaire” cylinder escapement 84 divisions
Hour and quarter repeater with double wheel duplex escapement, snap calendar, engraved equation of time
Quarter andhour repeater, jumping hours device with experimental ruby verge escapement.
“Montre de souscription” with verge escapement.
“Montre de souscription” with double wheel duplex escapement
“Double-face” watch, monthly calendar, verge escapement, twelve- and twenty-four-hour indication.
Dead seconds watch with duplex lever escapement by Jean Renaud