A: Harpocrates sitting to right on a lotus flower(?) in the middle of a papyrus boat. The god’s knees are drawn up, his left hand raised to his mouth, his right holds a kerykeion(?).
B: Second part of the inscription on the edge: θιλ|αρικρι|φιαευε|αιφιρκιρα|λιθονχο||ορενεω|αωθμ.
C: On the edge, beginning at the top: ιαεω[.]αφρενεμ[..]νο → Ἰαεω‑palindrome.
A praxis known from a papyrus (PGM LXI 1-38) specifies that love charms had to be incised with the image of Horus on a lotus flower and the magical name Abraxas. Pieces with the Horus-scheme used as love charms: CBd-533, CBd-534(534.
Bibliography
Michel, BM on CBd-544
The British Museum Collection database on CBd-544