First generation French lever escapement movement
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Extra-flat watch with regulator dial, lever escapement, Rèaumur thermometer.
Movement with lever detent escapement invented by Robert Robin
Hour and quarter repeater with verge escapement
Small sized watch, cylinder escapement, enamelled case
Early lever escapement.
Dual scale thermometer on the Houriet principle
“Montre de souscription”, sold to Adjutant Gènèral Ricard on 15 December 1813 for 600 F.F. Watch published in George Rigot's book: “Montres de souscription et a tact de Breguet“ ed.2017
Quarter andhour repeater, jumping hours device with experimental ruby verge escapement.
Double-dial astronomical watch with cylinder escapement, centre seconds, and equation of time.
“Simple gold watch with grandes secondes d’un coup” sold on 1 March 1860 to Monsieur Mathias for 655 francs, returned by the same on 8 March 1866, resold to Monsieur Henry Mallet for 875 francs to be presented to Doctor Lienard, double barrel, independent seconds, lever escapement.
Thirty-tooth “rack lever” escapement
Decimal watch with double time indication on a 24-hour basis, verge escapement, enamelled case
“Montre de souscription”.
Montre simple a deux aguilles a secondes sien 140 boite en or n.2429 envoyé a Melin de Londres en cadeau pour le prix de 1030 FF le 11 mai 1821. (la n.140 Montre simple à secondes, boîte d’or Vendue le 9 frimaire an 5 (29 novembre 1796) à Monsieur Lavillete 576 FF.)