Watch List notes:

ANCIENT COINS, ROMAN, Antoninus Pius (AD 138-161), Æ As, struck AD 154-5, ANTONINVS AVG PIVS P P TR P XVIII, laureate head facing right, rev BRITANNIA COS IIII / S C, Britannia seated left on a rock, resting head on hand and leaning left hand on the rock, shield and eagle-tipped sceptre on left, 11.39g, 6h (RIC 934). Unusually broad flan with full types and legends visible, dark patina, very fine.
ex AH Baldwin & Sons Ltd, Fixed Price List, Winter 2009, AR078

Estimate: £280-320