Josiah Emery Straight Lever Escapement Chronometer.
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Dead independent seconds movement, cylinder escapement.
Lever escapement, quarter hour repeater
"Montre simple” N.3707 sold to Monsieur Furchy Notaire on 31 June 1822 for 1140 FF.
“Club footed” verge escapement.
Lever escapement and thermal compensation
“Montre de souscription”.
Anonymous watch with central and auxiliary dead seconds, chicane lever escapement
Double comma escapement (double virgule)
Movement with experimental lateral lever escapement in the Robin style.
Quarter hour repeater clock watch, verge escapement.
Self-winding hour and quarter repeater with pedometric oscillating mass, cylinder escapement.
Large display watch with cylinder escapement and dead central seconds.
Detent Lever escapement invented by Robert Robin. Restored by Breguet.
Decimal watch with double time indication on a 24-hour basis, verge escapement, enamelled case
“Medaillon a tact” n.3227 sold to Jérôme Bonaparte, brother of Napoleon, King of Westphalia.