(Schnellboot-Kriegsabzeichen, 2. Form). Constructed of gilded and silvered zink, the obverse consisting of an oval oak leaf wreath, joined together at the bottom ybr ribbon, topped by a Kriegsmarine eagle clutching a mobile swastika, around a central depiction of an S-Boat cutting through waves, with its bow extending beyond the edge of the wreath, the reverse with a crimped hinge and vertical pinback meeting a flat wire catch, maker marked with the logo of Rudolf Souval, Vienna, measuring 52.95 mm (w) x 60.40 mm (h), weighing 43.3 grams, demonstrating near-total loss of finish, a wartime-compatible Souval example in very fine condition.