Unknown medieval coin

[pinpoint]

Hello ,

Determination help wanted for :
Unknown medieval coin , found in Hungary ( Lake Balaton)
Diam. : 15 mm / 0,25 gr. / silver-billion
av : letters : V A ( E) S ( ??)
All info is welcome

Greetz from The Netherlands , Pinpoint

[Tube]

I think :

http://www.ma-shops.de/ritter/item.php5?id=28273

Gruß
Tube

[pinpoint]

Hoi Tube ,

This is the right match !
Thanks for your exellent help .

Greetz , Pinpoint