Watch List notes:

Anonymous. After 211 BC. AR Denarius (20mm, 4.65 g, 1h). Unmarked series. Rome mint. Helmeted head of Roma right; X (mark of value) to left / The Dioscuri, each holding spear, on horseback riding right; ROMA in partial frame in exergue. Crawford 53/2; Sydenham 229; RSC –; RBW 194. Toned with some iridescence. EF.

From the Michael Stolt Collection. Ex Classical Numismatic Group Electronic Auction 433 (28 November 2018), lot 240.