“Resilient lever” lever escapement modified by Mortimer George Cole.
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Elève de Winnerl, chronometer with lever escapement.
Calendar movement with dead seconds and special cylinder escapement.
Tourbillon with rotation per minute
“Subscription" watch, Cassa di Joly no. 1769, sold to Prince Kurakin on August 9, 1811, for 1,080 FF, returned in 1812 and resold to the Princes of Valencay on May 8, 1812, for 980 FF.”
Navigation chronometer with sidereal time indication.
"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” apocryphal. Watch published in George Rigot's book: “Montres de souscription et a tact de Breguet“ ed.2017
Sold to Son Excellence M. Achille Fould on 12 November 1860 for 950 FF. Presented to Professor Heinrich Siegel
Chronometer with patented detent escapement.
Cylinder escapement, quarter hour repeater.
Dead central seconds watch with star duplex escapement invented by Charles Edouard Jacot with 1/4 second diablotine
Decimal clock watch with hour and half-hour striking (duodecimal), moon phase, verge escapemen
Quarter hour repeater clock watch, verge escapement.
Experimental verge escapement
“Montre de souscription”.