Skelectric watch with Masonic decoration.
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Movement with lever detent escapement invented by Robert Robin
Cylinder escapement by a pupil of Robin
Large display watch with cylinder escapement and dead central seconds.
Hour and quarter repeater, cylinder escapement, hunting case.
‘Montre a repetition des quart a toc’ lever escapement, monthly calendar, sold on 09 August 1792 to Monsieur Robert (Anglais) for 1800 francs “Nouveau calibre”.
Quarter hour repeater with lateral lever escapement
Automatic winding with beating mass, perpetual monthly and weekly retrograde calendar, cylinder escapement.
“Montre de souscription”.
“Resilient lever” lever escapement modified by Mortimer George Cole.
“Montre simple” in the style of Breguet.
Hour and quarter repeater, cylinder escapement, enamel case
Garde temps chronometer with going barrel started in 1823 and completed in 1857 sold to an unknown customer
Sold to Son Excellence M. Achille Fould on 12 November 1860 for 950 FF. Presented to Professor Heinrich Siegel
Quarter hour repeater clock watch, verge escapement.
Self-winding hour and quarter repeater with pedometric oscillating mass, cylinder escapement.