Watch List notes:

Augustus, 27 BC-AD 14. Sestertius (Orichalcum, 36 mm, 24.49 g, 8 h), Rome, struck under the moneyer C. Asinius Gallus, 16 BC. OB / CIVIS / SERVATOS in three lines above, within and below wreath. Rev. C ASINIVS C F GALLVS III VIR AAAFF around S C. BMC 157. BN 372. Cohen 367. RIC 370. Green patina with some brown. About extremely fine.
From a collection in Ticino, acquired in the London market.