A nice piece of a rarely traded item. Slight undulation of the disc typical of gold coins of the period minted on rather thin discs.
Obverse: in the pearl rim a bust of the ruler wearing a crown, armor and collar, with the Order of the Golden Fleece, to the right, in the outer rim a legend:
FERDINANDVS-III-D:G-R-I-S-A-G-H-B-REX-D-S-;
Reverse: in the pearl rim a crowned Habsburg eagle, on its sides the initials G-H of Georg Hübner, in the outer rim a legend punctuated by the coat of arms:
ARCHIDVX-AVS-DVX-BVC-T-1649-;