Skelectric watch with Masonic decoration.
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Particularly shaped side lever escapement, complete calendere, hour-quarter repeating
Detent anchor escapement by Robert Robin, quarter hour repeater.
Dead seconds watch with duplex lever escapement by Jean Renaud
Decimal watch with virgule escapement, power reserve, jumping hours and barometer, center seconds n.4737 belonging to Antoine Louis Leon de Saint-Just.
Verge escapement, enamelled case decorated with diamonds and pearls
Robin style movement with cylinder escapement.
Straight lever escapement, quarter hour repeater
Quarter hour repeater cylinder escapement
Extra-flat watch with regulator dial, lever escapement, Rèaumur thermometer.
Reverse hour-quarter repeater (pull)
Josiah Emery Straight Lever Escapement Chronometer.
Virgule escapement
Garde temps, rèpètition de première Classe sur les princes des chronomètre” sold to Count Mercy d’Argenteau on 28 January 1824 for 3,400 FF. Repetition of hours, quarters and half quarters, monthly calendar. Jumping hour.
Chronometer with lever escapement.
Hour and quarter repeater with double wheel duplex escapement, snap calendar, engraved equation of time