A very nice piece of a rarer item in the trade.
Trace of binding.
Obverse: in the pearl rim the figure of a knight with a sword and the apple of dominion, on its sides the date 16-46, in the outer rim the legend:
-FERD-III-D G--R--I VNGA BO REX;
Reverse: in the frame legend:
MO:NOV/AVREA/CIV-ITA/CAMPEN
Gold, diameter 24 mm, weight 3.39 g.