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This is an ancient Roman gold Solidus of emperor Honorius dating to 393 - 423 A.D.
DN HONORI-VS PF AVG, D[ominvs] N[oster] HONORIVS P[ivs] F[elix] AVG[vstvs] "Our Lord Honorius, Dutiful and Wise Augustus"
VICTORI-A AVGGG, "To the Victory of the Emperors" Honorius standing right, holding plain standard and Victory on globe, captive at foot. R-V across fields
This coin was struck at the Ravenna mint, between 402-408 A.D. This coin is in excellent condition I would grade as EF
DATE: 402-408 A.D.
MINTMARK: RV (Ravenna, Italy)
SIZE: 20.73mm dia
WEIGHT: 4.5 grams
ATTRIBUTION: RIC X 1287, types a, c and d; Sear 20919.