Quarter andhour repeater, jumping hours device with experimental ruby verge escapement.
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« Simple garde-temps, arbre percé 20 lignes échappement ancre” sold to Monsieur de Bignon 11 March 1858.
Navigation chronometer with sidereal time indication.
“Montre de souscription” with verge escapement.
Scappamento ad ancora detent di Robin
Central seconds, regulateur dial, cylinder escapement
Twin barrel chronometer, monthly calendar with ruby lateral lever escapement
"Montre simple” N.3707 sold to Monsieur Furchy Notaire on 31 June 1822 for 1140 FF.
"Repetition demi quart sur timbres” with lever escapement on the “garde temps” principle, hunter case with secret “portrait” compartment, “jumping hours” device sold to Count Panin on 11 June 1821, for FF 4,800, reentered, restored and resold with number 4931 to Monsieur Lacroix of Turin on 16 May 1831 for 4800 francs.
Cylinder escapement
Quarter hour repeater clock watch, verge escapement.
Verge escapement. Interesting watch of historical value for the signature referring to the Savoy kings.
“Rèpètition de Première Classe” con scappamento a cilindro in rubino, e jumping hour venduto a monsieur Ternaux (Étienne Nicolas Louis Ternaux ) , il 2 Brumaio anno 13 (24 ottobre 1804) per 1.800 FF.
Verge escapement
Chronometer with Robin escapement
"Rèpètition de première Classe sur les Principes des Chronomètres", calendar, ruby lever escapement, hour, quarter and half-quarter repeater, sold to M. le Professeur Shumacher, on 23 February 1829 for 3,200 FF.