An early 20th century gold hunter-case pocket watch

An early 20th century gold hunter-case pocket watch
The silvered dial with black Arabic numerals, subsidiary seconds and blued steel hands, the keyless jewelled-lever movement with bi-metallic compensated balance, the case with engine-turned decoration and vacant cartouche, circa 1920, case 47mm wide
Dial and cuvette signed Hausmann & Co, movement no. 1380622