Case with floral enamels, verge escapement.
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Detent anchor escapement by Robert Robin, quarter hour repeater.
Double comma escapement (double virgule)
“Double-face” watch, monthly calendar, verge escapement, twelve- and twenty-four-hour indication.
Quarter hour repeater cylinder escapement
Cylinder escapement.
Quarter hour repeater, grand sonnerie clock watch, Robin detent lever escapement
Sully's escapement
Scappamento ad ancora detent di Robin
“Montre petit medaillon simple, 13 lignes, pierced arbor, gold case with revolving back, no. 3261, moon phase, lever escapement”. Sold on 02 April 1814 to His Majesty the Emperor of Russia (Alexander I) for the sum of 2,400 francs.
First generation early straight line lever escapement
Lever escapement and thermal compensation
Detent Lever escapement invented by Robert Robin. Restored by Breguet.
“Montre de souscription” with calendar and virgule escapementa
“Répétition à ponts, medium size, 19 lignes, pierced arbor, gold case no. 4068, half-quarter repeating, lever escapement,” sold on 16 March 1826 to Monsieur Spies. Monthly calendar and a secret compartment containing the portrait of a young woman.
Movement with experimental lateral lever escapement in the Robin style.