International Watch Co., Schaffhausen: A ladies 18ct. gold quartz two-train triple calendar and moonphase chronograph wristwatch in circular case with hinged lugs, the white dial with baton numerals, subsidiary dials for running seconds, elapsed minutes and hours, aperture for the date, sector for the moon at 12, sweep centre seconds operated by two round buttons in the band, the snap-on back with makers mark and numbered 2465237 3735, the movement stamped IWC, with leather strap and gold buckle