Shop the Battleship Memorial Store All / Watch cap – NAVY – pink $15.00 Watch cap – Navy – blue $15.00 U.S. Navy - blue and white ball cap $22.00 Watch cap – USMC – black $15.00 U.S. Navy – We Own the Seas $22.00 U.S. Navy Veteran $22.00 U.S. Marine Corps Veteran $22.00 USS South Dakota (SSN 790) $22.00 USS South Dakota (BB 57) $22.00 USS South Dakota (BB 57) senior officer $27.00 U.S. Navy Retired $22.00