Watch List notes:

M. Valerius Messalla. AR Denarius, 53 BC. Obv. MESSAL. F. Helmeted bust of Roma right, wearing Corinthian helmet and spear over shoulder. Rev. PATRE. COS. Curule chair; at sides, S-C. Below, sceptre with wreath. Cr. 435/1. B. 13. AR. g. 3.19 mm. 18.00 RR. Very rare. Unusually perfectly centred on a broad flan. Old cabinet tone. F.