An 18ct gold open faced keyless lever pocket watch, Waltham Vanguard, 1906.

細節
An 18ct gold open faced keyless lever pocket watch, Waltham Vanguard, 1906.
White enamel dial with Roman numerals, outer minute ring, and subsidiary seconds, damascened nickel movement jewelled to the centre with screw down gold chatons, compensated bimetallic balance, micrometer regulation, gold cuvette, polished gold case hallmarked Chester 1906, diameter 54mm.