Ἑβδόμειος

From LSJ

Kατεσκευάσθη τὸ ἱερὸν τοῦτο ποτήριον ... ἐν ἔτει ,αω'α' → Τhis holy cup was made ... in the year 1801

Source

Spanish (DGE)

-ου, ὁ Hebdomeo, e.d., del séptimo día epít. de Apolo IG 22.4974 (IV a.C.).