pre-WW2 Polish 1st Krechowiecki Lancer Regiment OR’s Badge

Pre-WW2 Polish Soldier’s badge of the 1st Krechowiecki Lancers Regiment (based in Augustów), a variant made by an unknown workshop attributed by some collectors to Michrowski.
Badge in the form of a cross from four regimental pennants. In the center there is a crowned eagle with spread wings, on its chest there is the abbreviation 1UK (1 Ułanów Krechowieckich), on the tail of the eagle is the date of establishment of the regiment (1915). Two-piece soldered. Smooth reverse with a threaded post and original spinner.
Good condition as in the photos.