The Hungarian crown jewels are displayed and safely guarded in the Hungarian Parliament. The Guards of the Hungarian crown jewels, i.e. the crown guards (koronaor) are demonstrating the changing of the guards in the following video:

 

In comparison, here is the changing of the guards of the Hungarian President who lives in the Buda Castle in a building by the Funicular Railway (the castle cable car) in the Sandor Palota (Alexander Palace):