Poland, Zygmunt I Stary 1506-1548. Crown Polgrosz (1/2 Groschen), no date, Krakow mint, Kopicki 405 (R1), silver 18 mm, weight 0,96 g., a rare variety with an erroneous legend MNETA SIGISMVNDI, condition aXF, a very nicely preserved, glossy specimen, an unlisted half-penny with an error in the legend
