Lot 518

L. Leroy & Cie., Horlogers de la Marine, 7 Bd de la Madelaine à Paris, Movement No. 9343, Case No. 3629, 62 mm, 180 g, circa 1890
A large French deck watch - lever chronometer - with original box and additional blued hands. Formerly with "Bulletin de Marche" of the Observatoire National de Besancon.
Case: silver. Dial: enamel. Movm.: 3/4 plate movement, gold screw compensation balance, hallmark "Viper".