Engraved Gem with Chnoubis

Oval stone engraved on each of its sides. On the obverse is the image of a lion-headed Chnoubis serpent, crowned by twelve rays. Horizontal inscriptions flank each side of the figure: XNOY __ MIS (Chnoumis, a variant for Chnoubis). On the reverse is a Chnoubis-sign (three parallel crooked lines with a crossbar running through them).