Help identify Dutch silver

[art]

Hello! Can anyone help me with a Dutch mark? Hope this helps!

http://www.gorzow.mm.pl/~annart/sil.jpg" onclick="window.open(this.href);return false;

[Bahner]

Hello, this is most likely an incomplete German mark. One can see the rest of the crown, left of that should have been the half moon. Is there no other mark ? Best wishes, Bahner