Jules Jurgensen, Copenhagen. A fine 18K rose gold openface keyless lever watch

Jules Jurgensen, Copenhagen. A fine 18K rose gold openface keyless lever watch
Date: 1880's
Movement: Nickel bridge pattern jeweled through the center with gold chatons, long lever escapement, bimetallic balance, overcoiled spring, gold Vernier regulator, bow setting
Dial: White enamel, roman chapters, blued hands, subsidiary seconds
Case: Plain engine turned, signed cuvette
Signed: Case, dial and movement
Size: 52mm