Disclosed is a watch type mobile terminal including: a main body having a window hole; a band connected with both sides of the main body; a support member configured as a hollow body and having a first area formed to surround the window hole and a second area extending toward a hollow part from the first area in order to cover the edges of the window hole; a window having a front surface facing the exterior of the main body and a rear surface opposing the front surface formed on the opposite side of the front surface, and disposed such that at least a portion of the front surface is covered by the second area at the window hole; and a ring member inserted between the window hole and the window to fix the window.