Watch List notes:

Anonymous. AR Denarius, after 211 BC. Helmeted head of Roma right; behind, X. / The Dioscuri galloping right; below, ROMA in linear frame. Cr. 53/2. AR. 4.24 g. 18.00 mm. A very attractive example, of superb style. Lovely light cabinet tone. About EF/Good VF.

One of the earliest RRC 53/2 groups (B1, scarce); see P. Debernardi, S. Brinkmann, A New Arrangement for RRC/2, Revue Numismatique 175, 2018, pp. 193-239.