Gallienus AD 253-268. Antoninianus (22-23mm; 3.23g; 6h) Rome, 7th issue, 262. [GAL]LIENVS AVG Radiate bust to right. Rev. SE[CV]RIT AVG Securitas standing left, legs crossed, leaning on column, raises right hand to head; in field to left, VI. Very rare.
Smaller head of Gallienus than following coin.
C. 951; MIR 36, 503f (9 known); RIC V, I (sole reign) p. 155, 277.
From the stock of Blancon 1999.