Watch List notes:

L. Autronius. Denarius circa 189-180, AR 3.82 g. Helmeted head of Roma r.; behind, X. Rev. The Dioscuri galloping r.; below, AVTR ligate and ROMA in partial tablet. Babelon Autronia 1. Sydenham 341a. RBW 651 (this coin). Crawford 146/1.
An extremely rare variety (TR ligate on the upper part) of a rare type.
Light iridescent tone and about extremely fine

Ex Varesi 9, 1988, 48 and Ex NAC 61, 2011, RBW part I, 645 sales.