GERMANY. Oldenburg. Anton Günther, with Emperor Ferdinand III (Duke, 1603-1667). Gulden zu 28 Stüber. Jever.
Obv: FLOR AN GVN C O E D D I I E K.
Crowned and garnished coat-of-arms.
Rev: FERD III D G ROM IMP SEMP AVG.
Crowned imperial double eagle, with orb on breast.
Davenport 714..
Condition: Very fine.
Weight: 18.58 g.
Diameter: 40.1 mm.