A nice piece, slightly deficient.
Rare in the trade variety of punctuation marks.
Obverse: in the pearl rim the Grand Master's shield, in the outer rim the legend:
*MAGST MICHAEL PR;
Reverse: in the pearl rim the monastic shield, in the outer rim the legend:
COIN DNORVM PRI;
Silver, diameter 20.3 mm, weight 1.32 g.