Rare type.
First issue of Prague groschen from 1300-1305.
Variety with dot between WENCEZLAVS and SECVNDVS in inner rim on the obverse. There is a privy mark between the Lion's head and its tails (type Hána 1998 1b).
In outer rim of the obverse, between DEI and GRATIA, there is an unusual interword mark in the form of two crescents/open rings.
Diameter 27 mm, weight 3.67 g