The Urofa 542 watch movement is a manual-wind chronograph movement with 60-second, 30-minute, and 12-hour counters that are cam switched. It also features a sub-second function and includes a date hand and moon phase display at the 12 o'clock position. The date hand can be set using a pusher located at 9:20 o'clock, while the moon phase can be adjusted with a pusher positioned at 10 o'clock. The movement also incorporates shock protection and a calendar function. It was used during the period of 1968-1986.