Watch List notes:

Electrotype: Antoninus Pius Æ Sestertius. British Museum Electrotype by Robert Ready; stamped RR on the rim. Rome, AD 143-144. ANTONINVS AVG PIVS P P TR P COS III, laureate head to right / BRITANNIA, Britannia seated to left on heap of rocks, holding signum in right hand and cradling spear in left arm, leaning on round shield set on helmet; SC in exergue. For prototype, cf. RIC III 742 = BMCRE 1639. 35.75g, 35mm, 11h.

Condition as seen.

Ex Classical Numismatic Group, Electronic Auction 486, 24 February 2021, lot 932.