A beautiful piece with light traces of circulation....
The rarest of the variants of this vintage described by Ejzenhart and Miller.
Obverse: in pearl border bust of a bishop to the right, in the border legend:
-FRID-D-G-C-LAND(XV)HAS-EP-URAT-;
Reverse: cartouche with the bishop's coat of arms, in the rim a legend punctuated by initials and the mincemaster's coat of arms:
PRO DEO ET-ECCLESIAE-1679-;