Important Watches, Wristwatches and C...
Geneva, Hotel Des Bergues, Oct 15, 1994
Not signed, French, circa 1800. Unique experimental centre seconds watch with pin-wheel lever escapement.
C. Later gilt brass, glazed on both faces. D. White enamel with Roman numerals. Blued steel Breguet hands. M. Brass, unusual calibre with free standing barrel, counterpoised pin-wheel lever escapement, plain brass three-arm balance, flat balance spring. In very good condition. Diam 55 mm