Robin's lever detent escapement of special shape
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“Répétition des quarts à ponts moyenne, 15 lignes, boîte or n. 3510, échappement à cylindre”. Sold on 05 November 1817 to Madame Soehnée. Monthly calendar and secret compartment containing a lock of hair.
“Montre de souscription” apocryphal. Watch published in George Rigot's book: “Montres de souscription et a tact de Breguet“ ed.2017
Quarter hour repeater clock watch, verge escapement.
Monthly and week calendar, with central seconds, verge escapement.
Elève de Winnerl, chronometer with lever escapement.
Martin-Pouzait lever escapement
Hour and quarter repeater with double wheel duplex escapement, snap calendar, engraved equation of time
Quarter hour repeater by touch with special cylinder escapement.
“Rèpètition de Première Classe” with ruby cylinder escapement, sold to an anonymous “monsieur” on 13 July 1811 for 1,728 FF, resold to Monsieur Gozzel on 22 May 1822 for 900 FF.
Quarter hour repeater with double wheel duplex escapement.
Skelectric watch with Masonic decoration.
Double comma escapement (double virgule)
"Souscription" with auxiliary minutes and seconds
Side lever experimental escapement
First generation early straight line lever escapement