Hour and quarter repeater with cylinder escapement.
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Verge escapement
“Montre de souscription” with verge escapement.
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.)
Reverse hour-quarter repeater (pull)
Automatic winding with beating mass, perpetual monthly and weekly retrograde calendar, cylinder escapement.
Ruby lever escapement.
Chronometer with Robin escapement
Verge escapement. Interesting watch of historical value for the signature referring to the Savoy kings.
Anonymous watch with central and auxiliary dead seconds, chicane lever escapement
George Graham lever escapement, double-dial astronomical watch, equation of time. Double face watch.
Quarter hour repeater clock watch, verge escapement.
Seven-day power reserve, cylinder escapement.
Quarter hour repeater cylinder escapement
Watch presented by Napoleon Bonaparte to Jean Joseph Gauthier on 21 Floréal Year VII (May 10, 1799), verge escapement
Lever escapement and thermal compensation