細節
Erismann & Fils. An 18K gold openface keywound pocket chronometer
Signed Erismann & Fils, Geneva, No. 8395, circa 1880
With gilt-finished jewelled movement, pivoted detent escapement, bimetallic compensation balance with gold poising screws, blued steel helical hairspring, gold cuvette, the white enamel dial with Roman numerals, blued steel moon-style hands, subsidiary seconds, in plain circular case with ribbed band, case stamped S&R and numbered, movement signed
54 mm. diam.