Double-dial astronomical watch with cylinder escapement, centre seconds, and equation of time.
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“Club footed” verge escapement.
“In homage to A.L. Breguet”, chronometer with thermometer, weekly calendar and power reserve.
Double comma escapement (double virgule)
Scappamento ad ancora detent di Robin
Republican calendar with straight lever escapement
Cylinder escapement watch formerly belonging to Louis Bonaparte (1778–1846), brother of Napoleon, King of Holland, and passed down within the Imperial dynasty.
Double wheel verge escapement.
Seven-day power reserve, cylinder escapement.
George Graham lever escapement, double-dial astronomical watch, equation of time. Double face watch.
Chronometer with Earnshaw spring detent escapement, spherical balance spring.
Duplex double wheel escapement, monthly republican calendar.
Quarter hour repeater with double wheel duplex escapement.
Quarter hour repeater movement with duplex escapement.
Escapement by Paul Garnier
Sold to Son Excellence M. Achille Fould on 12 November 1860 for 950 FF. Presented to Professor Heinrich Siegel