Honorius, AV semissis, Rome, Struck AD 407. 17mm, 2.21 g.

DN HONORIVS PF AVG, pearl diademed, draped, cuirassed bust right.
VICTORIA AVGVSTORVM, Victory seated right on cuirass, 
holding shield inscribed VOT X MVLT XX in four lines, 
supported by small genius.
R-M across fields.
Mintmark COMOB.

RIC 1257; Cohen 51; Depeyrot 35-1. Mazzini 51 = Biaggi 2326 
(this coin).
Rare. 

With permission of Numismatica Ars Classica Auction 49, lot 527.
Also in the following later auctions:
Gorny & Mosch Auction 180, Lot 462, Oct. 2009
Gorny & Mosch Auction 191, lot 2484, Oct. 2010
CNG Auction 87, Lot 1174, May 2011.