Double comma escapement (double virgule)
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Dead central seconds watch with star duplex escapement invented by Charles Edouard Jacot with 1/4 second diablotine
Scappamento ad ancora detent di Robin
Chronometer with Earnshaw spring detent escapement, spherical balance spring.
“Resilient lever” lever escapement modified by Mortimer George Cole.
Dead independent seconds movement, cylinder escapement.
Chronometer fitted with a pivoted detent escapement and a balance with three-roller suspension.
Thirty-tooth “rack lever” escapement
Quarter hour repeater clock watch, verge escapement.
Montre de carrosse a repetition des quart et function de reveil sold to the count de Mercy Argentau on 09 June 1837 at the price of 620 FF, ancienne 1155 sold to Pierre de Salabert for the Marquise of Santa Cruz on 18 Floreal year 13 (08 May 1805) , at the price of 1,440 francs.
Quarter hour repeater by touch with special cylinder escapement.
Escapement by Paul Garnier
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.
Quarter andhour repeater, jumping hours device with experimental ruby verge escapement.
“Simple gold watch with grandes secondes d’un coup” sold on 1 March 1860 to Monsieur Mathias for 655 francs, returned by the same on 8 March 1866, resold to Monsieur Henry Mallet for 875 francs to be presented to Doctor Lienard, double barrel, independent seconds, lever escapement.
Alarm with verge escapement