Very rare kwartnik from the Duchy of Glogau, from the times of Henry III or his sons.
Variety with 7 rose petals.
This type with seven rose petals is known in only seven specimens.
Obverse: seven-petal rosette, surrounded by trefoils
Reverse: Eagle with spread wings and head turned to the left, with a concave band across the wings and chest, a concave cross on the chest, a trefoil in the rim
Diameter 19 mm, weight 0.96 g