Swiss 18K rose gold keyless lever pendant watch Circa 1880

Rose gold open faced keyless lever by Patek Philippe
–
A fine Swiss 18 carat rose gold open faced keyless lever pendant watch, circa 1880. Made for A.H. Rodanet, Constructeur de Chronomètres, 36, Rue Vivienne, Paris. Frosted gilt movement, bridge calibre, 10 jewels, cylinder escapement,three-arm brass balance with flat balance spring, wolf tooth winding. Gold hinged cuvette. White enamel dial with radial Roman numerals, outer minute divisions with five-minute red Arabic markers and original gold Louis XV hands. Case with concave bezels with reeded edges, engine-turned back with initials. Signed on the cuvette, punched with the same number on movement and case.
–
Diameter: 33 mm
–

Signed: Patek, Philippe & Cie Genève