Longines: A large silver cased keyless deckwatch with 36-hour reserve indicator, in plain case, the matt silver dial with Roman numerals, subsidiary seconds and up-and-down indication below XII, the signed polished movement jewelled to the centre, the bimetallic balance with micrometer regulation with five adjustments, the case and movement numbered 2975732

細節
Longines: A large silver cased keyless deckwatch with 36-hour reserve indicator, in plain case, the matt silver dial with Roman numerals, subsidiary seconds and up-and-down indication below XII, the signed polished movement jewelled to the centre, the bimetallic balance with micrometer regulation with five adjustments, the case and movement numbered 2975732
66mm. diam.