This a 1915 one-half mark silver coin from the old German Empire or Kaiserreich.
It has the imperial eagle shown on the obverse with a crown above and a wreath around. The reverse is also decorated with a beautiful ornate wreath.
These coins contain 0.080 troy ounces of silver, so they can never be worth less than their silver value.
This particular example is a middle grade coin and the pictures certainly show its true grade of Fine.
If your looking for a solid middle grade coin to fill the blank in your world coin collection then here is a great opportunity.