half-ducat (punch 3 hellers), Charles II (Duke of Ziębice-Oleśnica; 1587–1617), 1612. Obv.: Silesian eagle within a pearl-shaped rim, with the coat of arms of Złoty Potok/Oleśnica/Poděbradowicze in the centre; to the left and right of the eagle the date 16 - 12. Rev.: within a pearl-shaped rim, four coats of arms of the Duchy of Ziębice-Oleśnica (two coats of arms of Silesia, chessboard, diagonal stripes) pointing downwards toward the centre, forming a cross, a dot in the centre; at the rim in the gaps between the shields the letters C - H - Z - M. Silesia (historical region); Duchy of

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