A nice centrally deficient piece.
Variety undescribed in Kaminski and Kurpiewski with obverse legend IO CASIMI D-G REX POL & S. Reverse with end of legend P also undescribed in the mentioned duo.
Variety listed on the auction market only 1 time in 1995 in 10 WCN auctions.
An item of great rarity, worthy of recommendation for the most advanced collections.