Commemorative issue in gold, minted on the occasion of the millennium of Christianity in Poland (966–1966).
Medal was minted on the order of the Polish American Congress with stamps at the Gori & Zucchi SPA plant in Arezzo.
Obverse: Our Lady of Częstochowa, in the left field MÓDL SIĘ ZA NAMI
TYSIĄCLECIE POLSKI CHRZEŚCIJAŃSKIEJ
Reverse: Crowned eagle
SACRUM POLONIAE MILLENIUM / AD 966 + 1966
Diameter 28 mm, weight 10.49 g
