Numerous faience or glazed pectorals have been described1. A few are in precious metals. Position on mummies breast and stomach1. They date of the New Kingdom Dynasty 18 to the Ptolemaic Period1

Glazed steatite with the owner workshipping Anubis and a djed pillar and Isis knots pylon shaped pectoral
Glazed steatite with the owner workshipping Anubis and a djed pillar and Isis knots pylon shaped pectoral

Glazed steatite with the owner workshipping Anubis and a djed pillar and Isis knots on the back W 10.3, H 7.7, T 1.2 Late Period MET #26.7.1279

Gold pectoral with mourning Isis and Nephthys and Horus and Anubis on the back

Gold pectoral with mourning Isis and Nephthys and Horus and Anubis on the back L 7.7, H 6.7, T 0.1 Ptolemaic-Roman Period © 2005 Musée du Louvre/Christian Décamps #E 4923

Reference

1Petrie W M F. Amulets, 1914, p. 24 and Figs. 91a-f