RD4454.)IMPERIAL PRUSSIAN KAISERMARINE U-BOAT BADGE: a $2,200 piece if an original Walter Schot. This gem quality old repro just came out of a long-standing collection. It's finished with a fine gold application on brass alloy base, super high quality and one made to fool for sure. Reverse has high quality hinge and horizontal brass pin, tapered. Marked with maker 'Walter Schot' and 'f.o.c.' EXC++++