Watch List notes:

Antoninus Pius (138-161). Æ Sestertius (32mm, 26.32g, 12h). Rome, 143-4. Laureate head r. R/ Britannia seated l. on heap of rocks, holding military standard in r. hand and cradling spear in l. arm, leaning on round shield set on helmet. RIC III 742. River patina, Good Fine