Quarter hour repeater cylinder escapement
Log in or register.
Small-sized watch built on the principle of chronometers with monthly calendar, lever escapement sold to Baron Schickler on 30 December 1828 for the price of 3,600 FF.
Experimental verge escapement
George Graham lever escapement, double-dial astronomical watch, equation of time. Double face watch.
Detent anchor escapement by Robert Robin, quarter hour repeater.
Tourbillon with rotation per minute
Lever escapement, quarter hour repeater
Repetition garde temps jumping hour, sold to M. Malotaky, second interpreter of the Turkish Ambassador, Prairial year 6 (May-June 1798), for 1,200 FF.
Dead seconds watch with detent escapement
Extra-flat watch with regulator dial, lever escapement, Rèaumur thermometer.
Hour and quarter repeater, cylinder escapement, enamel case
“Chronometre de poche” with modified Earnshaw detent escapement, sold to Monsieur Hottinguer (banker of the Maison Breguet), on 11 October 1844 for 1,500 FF.
Quarter andhour repeater, jumping hours device with experimental ruby verge escapement.
Dead seconds chronometer with in-line straight lever escapement.
Quarter hour repeater with double wheel duplex escapement.
Duplex double wheel escapement, monthly republican calendar.