Silver '900'.
Hints of mint luster.
Corroded surface.
Germany, Kingdom of Prussia, Friedrich Wilhelm IV (1840-1861), 2 Thaler 1845, Berlin mint
Obverse: bust of the ruler facing right, letter A below
FRIEDR WILHELM IV KOENIG V PREUSSEN
Reverse: multi-field coat of arms shield under the crown
2 THALER VII EINE-F.MARK 3 1/2 GULDEN, VEREINS 1845 MÜNZE
Diameter 41 mm, weight 36.73 g