Watch List notes:

Augustus. 27 BC-AD 14. AR Denarius (20.5mm, 3.45 g, 4h). Uncertain Spanish mint (Colonia Caesaraugusta?). Struck 19-18 BC. Head right, wearing oak wreath / DIVVS above, IVLIVS below, comet of eight rays with tail upward. RIC I 38a; RSC 100; for undertype: cf. Crawford 500/3, 500/5; cf. CRI 221, 223; cf. Sydenham 1307, 1305; cf. RSC 4, 6; RBW 1762, 1764. EF, toned. Overstruck on a denarius of C. Cassius Longinus (P. Lentulus Spinther, legate).