A nice piece of late issue.
An interesting variety with the LVNWICVS error.
Obverse: in the pearl rim the Grand Master's shield, in the outer rim the legend:
MAGST LVNWICVS PRI;
Reverse: in the pearl rim the Order's Shield, in the outer rim the legend:
*MONET DNORVM PRV;
Silver, diameter 21 mm, weight 1, 45 g.