A timepiece, includes a Chinese calendar display device indicating lunar date and lunar month, taking account of bissextile months, and: a control lever actuated each day by a drive wheel of the timepiece movement; a lunar month indicator associated with a month star-wheel; a lunar date indicator associated with a date wheel set including a date wheel moved forward one step each day by the control lever, a lunar month length indicator coupled to a selector, having two positions manually controlled and alternately defining two different stop positions for the lever, respectively corresponding to a long month and to a short month, the control lever moves the date wheel forward one extra step at the end of short months; and a month indicator coupled to a bissextile month selector, having two positions manually controlled and that moves the month star--wheel back one step at the start of bissextile months.