Rotating type bezel apparatus and a portable timepiece using the same

To provide a rotating type bezel apparatus in which there is not actually a concern that the apparatus is rotated unpreparedly after having been positioned and a portable timepiece having the rotating bezel apparatus. A rotating type bezel apparatus of a portable timepiece includes a case body, a bezel mounted to the case body rotatably around a central axis line of the case body and having recesses and projections at regular angular intervals along a peripheral direction, a click spring mounted to the case body elastically engageably to the recesses and projections of the bezel at a front end portion to give a click feeling in rotating the bezel, and a stopper mounted to the case body movably in B1 and B2 directions between an engagement release prohibiting position E2 prohibiting to release the engagement between the front end portion of the click spring and the recesses and projections of the bezel and an engagement release permitting position E1 for permitting to release the engagement.