A group of 6 watches

comprising: a silver and niello hunting cased keyless lever watch, Omega, circa 1920, diameter 51mm; a silver and niello hunting cased keyless lever watch, unsigned, circa 1920, diameter 51mm; a steel open-faced keyless cylinder watch, unsigned, circa 1920, diameter 51mm; an 18k gold open-faced keyless cylinder watch, unsigned, circa 1900, diameter 45mm; an 18k gold hunting cased keyless lever watch, La Somptueuse, diameter 51mm; an 18k gold hunting cased keyless lever watch, Aleph, circa 1920, diameter 50mm.