14k Gold Matka Boska Medal Solid Gold and Sterling Silver. Message Engraving. 1 Day Shipping. if you would like it for a charm bracelet, request a split ring instead of a bail in the special instructions This Solid 14K Gold Matka Boska Medal is the mother of God of Chestochowaska Black Madonna due to the present darkened appearance of the icon. She is the national heroine of the Polish people. 14k Gold Matka Boska Medal, Just under 3/4 inch 18.0mm Sterling Silver