Portugieser Minute Repeater 5240

Minute repeaterMinute repeaterA mechanism that sounds the time on demand, chiming the hours, completed quarter-hours and minutes elapsed since the last quarter. In a conventional two-gong arrangement, hours sound low, quarters use paired high-low tones and remaining minutes sound high. The action is requested by the wearer rather than triggered automatically at each quarter-hour. in the Jubilee style, 43 mm, with small seconds moved to 9 and a discreet repeater slide; unusual for its time in having a display back.