An openfaced split seconds keyless lever chronograph, Swiss, circa 1920 and an openfaced keyless lever pocket watch, Swiss, circa 1920, white enamel dial with arabic numerals, constant seconds and minute recording dials, damascened nickel movement numbered 1906, polished continental case, 45mm. diam.; white enamel dial, subsidiary seconds, Roman numerals, gilt three-quarter plate movement with blued steel screws, plain continental case, 47mm. diam. (2)

细节
An openfaced split seconds keyless lever chronograph, Swiss, circa 1920 and an openfaced keyless lever pocket watch, Swiss, circa 1920, white enamel dial with arabic numerals, constant seconds and minute recording dials, damascened nickel movement numbered 1906, polished continental case, 45mm. diam.; white enamel dial, subsidiary seconds, Roman numerals, gilt three-quarter plate movement with blued steel screws, plain continental case, 47mm. diam. (2)