A minute repeaterMinute Repeater A minute repeater is a complication in a mechanical watch that allows you to hear the time by activating a chime. It chimes the hours, quarter hours, and minutes on command by activating a slide or a button. The mechanism is based on a set of gongs and hammers that strike the gongs to produce the chimes. The minute repeater is considered to be one of the most complex and difficult complications to manufacture. It is a traditional complication that was used in the past to tell time in the dark or in low-light environments. [Learn More] is a complication in a mechanical watch that allows you to hear the time by activating a chime. It chimes the hours, quarter hours, and minutes on command by activating a slide or a button. The mechanism is based on a set of gongs and hammers that strike the gongs to produce the chimes. The minute repeater is considered to be one of the most complex and difficult complications to manufacture. It is a traditional complication that was used in the past to tell time in the dark or in low-light environments.