GERMANY. Oldenburg. Anton Günther, with Emperor Ferdinand III (Duke, 1603-1667). Gulden zu 28 Stüber. Jever.
Obv: FLOR ANT GV C O E D D I IE E K (double lis).
Crowned and garnished coat-of-arms.
Rev: FERD III D G ROM IMP SEMP AV.
Imperial double eagle; crown above.
Davenport 714; KM 40.
Condition: Good very fine.
Weight: 19.67 g.
Diameter: 42 mm.