Hour and quarter repeater, mustache lever escapement
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Dead central seconds watch with star duplex escapement invented by Charles Edouard Jacot with 1/4 second diablotine
Twin barrel chronometer, monthly calendar with ruby lateral lever escapement
“Montre de souscription a tact” sold to the brother of the Spanish Consul (Monsieur de la Serna) in Vendemiaire year X (1802) for 1,100 FF.
Straight lever escapement, registered on 30 September 1791, there is no information regarding the sale.
“Montre de souscription”.
Decimal watch with virgule escapement, power reserve, jumping hours and barometer, center seconds n.4737 belonging to Antoine Louis Leon de Saint-Just.
Large display watch with cylinder escapement and dead central seconds.
Sold to Son Excellence M. Achille Fould on 12 November 1860 for 950 FF. Presented to Professor Heinrich Siegel
Dead seconds chronometer with in-line straight lever escapement.
Straight lever escapement, quarter hour repeater
“Rèpètition des quart a toc” with ruby cylinder escapement, “jumping hour” device sold to monsieur Frederic Frackmann (Breguet’s correspondent in Moscow) on 15 Germinal anno 12 (5 May 1804) for the price of 1500 FF.
Quarter hour repeater cylinder escapement
Quarter and half quarter hour repeater with ruby cylinder escapement no. 255.
Dual scale thermometer on the Houriet principle