Probably an old cast in silver of a 16th century medal dedicated to the wife of Frederick von Zollern. Judging by the style, probably from a period close to the era.
Signed H.
Obverse: female bust to the left, in the field the letter H., in the rim ANNA. RECHLINGERIN. VIRGO AVGVSTANA. ANNO ETATIS SVE XXII:
Reverse: family coat of arms, in the rim: ANNO SALVTIS M.D.XXIX.
Silver, diameter 62.5 mm, weight 63.3 g.