Kατεσκευάσθη τὸ ἱερὸν τοῦτο ποτήριον ... ἐν ἔτει ,αω'α' → Τhis holy cup was made ... in the year 1801
sēmĭ-ătrātus: a, um, adj.,
I clothed in half-black, in half-mourning, Varr. ap. Non. 107, 6.
sēmĭātrātus, a, um, à moitié vêtu de deuil : Varro Men. 47.