Denomination : Silver denar. Mint : Kremnitz ( K B).
Date : 1542.
Size : 15.3 x 15.8 mm. Weight : 0.57 grams.
Grade : XF, with just a few weak letters. Full flan size, and nicer than usual for these (NICER THAN THE IMAGE SUGGESTS).
Obverse : Shield, with FERDINAND D G R VNG 1542 around.
Reverse : Mary seated forward holding the Christ child, flanked by the mint mark K B, with PATRONA HUNGARI around.