These two amulet cases are unique Nubian masterpieces1

Unscaled Pictures

Hollow case rock crystal topped by a gold head of Hathor goddess

Hollow case rock crystal topped by a gold head of Hathor goddess H 5.3, W 3.3 Nubian, Kushite Dynasty 25 MFA #21.321, © Photograph D. Attaix

Hollow case rock crystal topped by a gilt silver ram’s head, gold container missing

Hollow case rock crystal topped by a gilt silver ram’s head, gold container missing H 8.9, W 2.5 Nubian, Kushite Dynasty 25 MFA #24.976

Reference

1Lacovara P & Markowitz Y J, edited by D’Auria S. Nubian gold. Ancient jewelry from Sudan and Egypt, 2019. The American University in Cairo Press, pp. 122-124, Figs. 93-94