L. Leroy & Cie., Horlogers de la Marine, 7 Bd de la Madelaine à Paris, Case No. 18233, 53 mm, 130 g, circa 1930
A very fine lever chronometer with split seconds chronograph and 60 min. counter, formerly with "Bulletin de Marche" 1ere classe - 214 points of the Observatoire National de Besançon, regulated by M. Tissot in 1932 - with extract from the archives from the rating certificate of the Besançon observatory Case: 18k gold, polished, à goutte, numbered and signed gold dome, pusher for chronograph at "11". Dial: silvered, radial Roman hours, auxiliary seconds, gold spade hands. Movm.: 1/2 plate movement, frosted, gilt, ground and bevelled chronograph steel parts, ratchet wheel, ground double hand tong with polished bevelling, separate ratchet wheel for split seconds chronograph, observatory hallmark "viper", gold screw compensation balance.
Estimate 5,500 - 7,000 €
Price Realised 6,500 €
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