細節
Audemars Piguet. A fine and rare 18K gold and platinum openface perpetual calendar keyless lever watch with moon phases
Signed Audemars Piguet & Co., no. 30'665, manufactured in 1924
Cal. SVF 17 ''' nickel-finished lever movement, 19 jewels, bimetallic compensation balance, silvered matte dial, Arabic numerals, four subsidiary dials for month and leap year, day, date and moon phases with lunar calendar and constant seconds, circular yellow gold case, platinum snap on back with yellow gold rim, case, dial and movement signed
44 mm. diam.