Augustus (27 BC - 14 AD.). AE Sestertius, C. Cassius Celer moneyer, 16 BC. D/ CIVIS in oak-wreath flanked by two laurel-branches; above and below, OB-SERVATOS. R/ C CASSIVS C F CELER III VIR AAA FF around large SC. RIC 374. C. 407. AE. g. 21.75 mm. 34.50 Scarce. Toned orichalcum surfaces. VF.