Helena, AV Solidus, Nicomedia. 23 mm, 6.73 g.

FL HELENA AVGVSTA, diademed, draped bust right.
SECVRITAS REIPVBLICE, Securitas standing left, holding branch.

Mintmark SMN.

RIC VII Nicomedia 79; Sear 16588.

With permission of Numismatica Ars Classica, auction 2003.
Sold for 65,000 SFr.