The oldest type of denarius Of Boleslaw IV the Curly.
Variety with reversed obverse legend.
Attractive coin with well preserved details and only slight signs of circulation.
Obvers: prince with a sword on the throne, an inscription around him
BOLENZLAVS
Reverse: head of st. Adalbert in a rectangular frame
AD ALBERTVS CS
Diameter 17 mm, weight 0.52 g