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. 4.03 g. 19.50 mm. A superb example. Broad flan and lovely iridescent cabinet tone. About EF.

53-C3 (see P. Debernardi , S. Brinkmann, A New Arrangement for RRC/2, Revue Numismatique 175, 2018, pp. 193-239.).