A magnetic locking device for closing preferably handbags and similar objects. includes connecting modules each provided with a guide piece having a tubular or trough-like cross section, wherein the guide pieces are formed so as to be fittable into one another, and permanent magnets are arranged at the bottoms thereof, wherein the permanent magnet in the first guide piece is fixedly arranged and the permanent magnet in the guide piece is movably arranged so that, when the device is closed, it is automatically adjusted to the other permanent magnet and brought into an attraction position.