Home » Events celebrated Worldwide » Dec 8: Hour of Grace( Rosa Mystica) Dec 8: Hour of Grace( Rosa Mystica) Dec 8: Hour of Grace( Rosa Mystica) 12:00 pm – 1:00 pmDecember 8, 2023 – December 8, 2033 As requested by the Blessed Virgin Mary in Montichiari, an hour of Grace on December 8 of each year (coincides with the Immaculate Conception) Google Calendar View full calendar