a leaf type indicating device provided with a synchronizing piece made of a spring material , rotatably mounted on a main shaft and having a side portion engageable with a lug formed on one leaf belonging to a first indicating leaf group having a large number of turns per unit time , a bent portion engageable with at least one leaf belonging to a second indicating leaf group arranged adjacently to the first indicating leaf group and having a small number of turns per unit time and an end portion inserted in a hole formed in a body frame and connected with the body frame in order to make the manufacture at a low cost possible .