Large Swiss 18k rose gold open faced lever watch Circa 1907

Rose gold open faced keyless lever by Patek Philippe
–
A fine and large Swiss 18 carat rose gold open faced keyless lever watch, circa 1907. Mechanical jewelled lever movement, bimetallic compensation balance, cam wheel regulator, gold wheels, wolf’s tooth winding. Hinged gold cuvette. White enamel dial with Roman numerals, outer railway minute divisions and red Arabic 24 hour divisions and subsidiary seconds. Case engine turned to the back. Movement and case signed by watchmaker, dial and cuvette signed by watchmaker and retailer.
–
Diameter: 56 mm
–
Signed: Patek, Philippe & Cie Genève Chronometro Gondolo Fabricado expressamente para Gondolo & Labouriau Relojoeiros Rio de Janeiro