The invention discloses a watch with a function of a vehicular intelligent key. The watch comprises a watch shell body, an index dial, a movement and a vehicular controller. The vehicular controller is contained in the watch shell body and comprises a frame, a
printed circuit board (PCB), a battery containing part, a button
cell battery and a base cover, wherein the frame is roughly annular, and a coiling groove which is internally provided with antennae in a coiled mode is formed in the outer circumferential side of the frame; the PCB is arranged in one side, facing to the movement, of the frame in a clamped mode; the battery containing part is formed on the other side, away from the movement, of the frame, and is used for containing the button
cell battery; and the base cover is connected with the watch shell body to seal the watch shell body. According to the watch with the function of the vehicular intelligent key, the vehicular controller is arranged in the watch, so that an
identity recognition circuit of a car owner can be integrated into a
quartz watch which is carried with the car owner. Therefore, the functions of
identity recognition of the car owner and car burglary prevention can be achieved, in addition, the thickness of the watch cannot greatly increased, appearance is good, and carrying is convenient.