Obverse: IMP C PROBVS AVG
Radiate bust left in consular robe, holding eagle-tipped sceptre (scipio).
Reverse: SECVRIT PERP */ I / VIXXI
Securitas standing left, leaning on column, legs crossed, hand raised to head.
Bilon, diameter 21,1 x 22,9 mm, weight 3,41 g.
THIS COIN IS PART OF THE CODED EQVITI SERIES (see the letter "I" in left field which is the 6th lettter in the 6-letter EQVITI phrase. This coin was struck by the 6th officina, i.e. officina "VI"; there were 6 officinae at Ticinum mint at that time; each one struck a different reverse with a different letter from the EQVITI code).
