3rd Reich Diplomatic corps or RMBO buttons

3rd Reich Diplomatic corps or RMBO (Reichsministerium fur die besetzten Ostgebiete - Reich Ministry for the Occupied Eastern Territories) buttons, Assman&Sohn marked, silvered brass. Extreme rare to find a single button, some collectors awaiting them for decades to complete their uniforms. We have 12 of them.   Price is for one.