10 Rbl. On 1 Rbl. Postal stamp, overprint in type III, vertical pair (a little separated), mint never hinged, vertical crease through both stamps and at the right side strong scuffed perforation, the lower stamp with corner perforation fault (see photo), due to the low issue rare - particularly since as unit, expertized Zirath BPP and expertise Brunel VP (2022), Michel 2.400.-