A nice piece. Item sporadically listed in world trade.
Ruffles.
Obverse: bust in gown with ribbon, in the rim legend:
M-THER-D-G-R-I-G-H-B-R-A-A-D-B-C-T-;
Reverse: Madonna with a child on a crescent, in the fields initials N-B, in the rim legend punctuated by a coat of arms:
PATRON REGNI HUNGARIAE 1753-;
Gold, diameter 22 mm, weight 3.44 g.