A wrist watch charging assembly is provided. The wrist watch charging assembly may include a charging cord, a charging port connector and a charging head that are electrically connected to two ends of the charging cord, and a mobile pin electrically connected to a circuit board inside the watch case, wherein the charging cord is fixed relative to the watch band, and the charging head is attached onto the watch case by means of magnetic adhesion to be in electrical contact with the mobile pin. A wrist watch that has an integrated wrist watch charging assembly is also provided. The end of the charging head for connecting the mobile pin is optionally snapped into a holding groove on the watch band, and the charging port for external connection is optionally snapped into a charging port cap on the watch band.