Quarter and half quarter hour repeater with ruby cylinder escapement no. 255.
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“Montre de souscription” apocryphal. Watch published in George Rigot's book: “Montres de souscription et a tact de Breguet“ ed.2017
"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.
“Montre de souscription” case n.307 « Remise a son excellence l'Ambassadeur de Espagne pou faire passer a Monsieur X » 5 Terminador an 9 (24 Jullet 1801)
Made on the Houriet principle with a special dial
Straight lever escapement, registered on 30 September 1791, there is no information regarding the sale.
Chronometer with quarter hour repeater and calendar, pivoted detent escapement with experimental thermal compensation
Anonymous watch with central and auxiliary dead seconds, chicane lever escapement
Quarter hour repeater by touch with special cylinder escapement.
“Répétition à ponts, medium size, 19 lignes, pierced arbor, gold case no. 4068, half-quarter repeating, lever escapement,” sold on 16 March 1826 to Monsieur Spies. Monthly calendar and a secret compartment containing the portrait of a young woman.
Hour and quarter repeater, mustache lever escapement
Straight lever escapement, quarter hour repeater
Lever escapement, quarter and hour repeater, republican calendar.
Dead seconds watch with detent escapement
Compteur a pointage, nouveau modele chronographe a encre, sold at the College de France for 350 FF
“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.