Egyptian Diorite Heart Amulet

engraved hieroglyphic inscription on both sides:
“The Osiris, the Wab Priest, Ptah-iy (...)”
New Kingdon to Later period, Dynasties XVIII-XXI, ca. 1350-332
Height: 5.1 cm. (2 in.)
ex: private American collection, late 1980’s
#9390
Published:
Antiquarium Ltd.; Ancient Treasures XIV (New York, 2016) p.15
Comparanda:
Taylor, John H. (ed.); Ancient Egyptian Book of the Dead (London, 2010) nos.80, 82
Andrews, Carol ; Amulets of Ancient Egypt (London, 1994) no.61a