Almost Uncirculated Norway silver 1/2 Specie daler coin.

Minted for Oscar I, King of Norway & Sweden. 

PCGS Certified to AU 50, Population Census: This coin, none higher (NGC 0/1).

Toned with some underlying luster, especially reverse (last image is from PCGS the luster is somewhat overstated).

Mintage only 142,000 coins, conditionally rare.