Very nice, patina and shine in the rim between the letters.
Stockholm Mint.
Obverse: half figure facing slightly to the left. In the rim:
CHRISTINA D G SVE GOT WAN Q DE REG E PR HAE.
Reverse: Christ holding an apple and raising his hand in blessing, next to a crowned shield of arms. On the sides, initials A-G. In the rim:
SALVATOR MUNDI SALVA NOS M DC X LII
Silver, diameter 44 mm, weight 28.36 g.