Watch List notes:

M. Aurelius Cotta. AR Denarius, 139 BC. Obv. Helmeted head of Roma right, wearing necklace of pendants; below chin, COTA; behind, X. Rev. Hercules in biga of centaurs right, holding reins and club; centaurs each carry branch; below, M.AVRELI; in exergue, ROMA. Cr.229/1b; B.16. AR. 3.82 g. 18.00 mm. Scarce. Scarce and interesting issue. A pleasant example, of fine style. Lovely iridescent tone. Good VF/VF.