A similar type is noted by E. Kopicki under No. 7049.he-hf. Very likely this brakteeth depicts the head of a bird (rooster?) in front, with clear eye sockets, only with a shallower, more faint beating the eye sockets are not outlined fully, but only in the shape of crescents.
Very rare.
Silver, diameter 25 mm, weight 0.53 g.