Dead independent seconds movement, cylinder escapement.
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Robin's lever detent escapement of special shape
“Montre de souscription” with calendar and virgule escapementa
“Montre de souscription” with verge escapement.
Scappamento ad ancora e compensazione termica
Watch presented by Napoleon Bonaparte to Jean Joseph Gauthier on 21 Floréal Year VII (May 10, 1799), verge escapement
Small sized watch, cylinder escapement, enamelled case
“Double face”, hour and quarter repeater, monthly calendar, centre seconds, early cylinder escapement.
Double-dial astronomical watch with cylinder escapement, centre seconds, and equation of time.
Quarter-repeating watch, enamelled case decorated with diamonds and pearls, formerly belonging to Queen Catherine of Württemberg, wife of Jérôme Bonaparte.
“Montre de souscription”.
Twin barrel chronometer, monthly calendar with ruby lateral lever escapement
“Repetition à ponts” con scappamento a cilindro in rubino, venduto al generale Nicholas Joseph Maison, il 30 settembre 1807 per 1.696 FF .
Lever escapement, quarter hour repeater
Automatic winding with beating mass, perpetual monthly and weekly retrograde calendar, cylinder escapement.
“Club footed” verge escapement.