You're bidding a 16th century  Italian handcrafted roof tile 

Size : 16.53" l x 11.00" w x 9.85" h app.

This tile has been found in Italy;  tiles of this kind were used to roof ancient religious buildings

The St. Bernardino badge (IHS) with the cross and sun beams makes this item very peculiar.
It comes in excellent conditions and certified by an Italian tile expert. 

Feel free to check the translation.