Navis Neptun 1005 O-P-Q Class Battlecruiser, proposed for the German Navy under the Z-Plan 1/1250
A 1/1250 scale metal model of the O, P, Q battlecruisers proposed under the German Z-Plan to be completed by 1945.
These mythical monsters would have been countered by the British G3 battlecruisers cancelled under the Washington Treaty of 1922