Rare gold and faience collar amulets were placed on the neck and upper chest of Late Period mummies1

Gold sheet  
H 2.2, W 1.8
Dynasty 26-29
MET #23.10.40

Gold, carnelian, turquoise and lapis lazuli with terminals in lotus flowers W 10.3, H. 8.6
Early Ptolemaic Period
MET #49.121.1

Green glaze with falcon heads terminals with sun disc
W 10.0, H 8.3
Late Ptolemaic-early Roman
© 2017 University College
London LDUCE-UC #52011

References

1Petrie W M F. Amulets, 1914, pp. 20-21 and Fig. 71a