Bidspirit auction | Italian Occupation of the World

Italian Occupation of the World War I - Dalmatia - 1921, black surcharge 10c on 10c dark red, horizontal pair, right stamp without surcharge, full OG, NH, VF, expertized by E. Diena, C.v. $775 as hinged, Sassone #3aa, C.v. €4,000 (prorated for NH), Est. $600-$750, Sc. #3a