RRR-, Sigismund I the Old, 1529 penny, Cracow, SPECTACULAR ERROR, Romanian R*

An outstandingly rare penny with the words in the legend switched - instead of "Moneta REGNI POLONIE" we have "Moneta POLONIE REGNI".
In the latest specialized catalog of the crown pennies of Sigismund the Old, the author himself, Grzegorz Romanczyk, writes about this variety "spectacular error" and gives the degree of rarity R* - which means, according to the author, a maximum of 1-3 pieces are known.
This grade of error on Sigismund the Old coins almost never happens, and this is one of those coins that you can buy now or wait years for another piece!