Made on the Houriet principle with a special dial
Log in or register.
Cylinder escapement by a pupil of Robin
Self-winding hour and quarter repeater with pedometric oscillating mass, cylinder escapement.
“Montre de souscription” case n.307 « Remise a son excellence l'Ambassadeur de Espagne pou faire passer a Monsieur X » 5 Terminador an 9 (24 Jullet 1801)
Side lever experimental escapement
Finished by son Pierre Le Roy, Sully escapement, calendar.
Chronometer with Robin escapement
Robin's lever detent escapement of special shape
Lever escapement and thermal compensation
Monthly and weekly calendar, with virgule escapement and “diablotine”
Extra-flat watch with regulator dial, lever escapement, Rèaumur thermometer.
Tourbillon with rotation per minute
Double comma escapement (double virgule)
Dead independent seconds movement, cylinder escapement.
Dead central seconds watch with star duplex escapement invented by Charles Edouard Jacot with 1/4 second diablotine
Reverse hour-quarter repeater (pull)