Watch List notes:

Antoninus Pius Æ As. Rome (or mint in Britain?), AD 154-155. [ANTONIN]VS AVG PIVS P P [TR P XVIII], laureate head right / BRITANNIA C[OS IIII], Britannia seated left on rock, resting her head on her right hand, and resting her left on rock, round shield and vexillum in background. RIC 934; C 117; RCV 4296. 9.84g, 25mm, 11h.

Good Fine.

From the inventory of a UK dealer.