Crowed bust partially turned left and surrounded by legend.
Obverse script
Latin
Obverse lettering
CHRISTINA · D : G : SUE : GOT : VAN : Q : DE :
REG : & : PRINCIP : HÆ · (Translation: Christina Dei Gratia Sveciae Gothorum Vandalorumque Designata Regina Et Princeps Hereditarius Christina, with God`s grace, designated Queen and hereditary princess of Sweden, the Goths, and the Wends)
Reverse description
Two lions holding castle in shield under crossed keys, all above date and surrounded by legend.
Reverse script
Latin
Reverse lettering
MONETA : NOVA : ARGENTEA : CIVITATIS :
RIGENSIS ·
H - W
1643 (Translation: Moneta Nova Civitatis Rigensis New coin of the city of Riga)