The invention relates to a method for decorating a member, said method including the following steps : a) providing such a member (1, 11, 21, 31), said member including anchoring means (7) for improving the bonding of the decoration (5) on said member; b) making a mask (4) with the desired thickness of the decorations (5) and having at least one opening (4'); c) placing said at least one opening of the mask (4) against the place to be decorated in order to form at least one mould (4', 6, 6', 6'', 100); d) filling said at least one mould by hot-forming with an at least partially amorphous material; and e) retrieving the mask (4).