Watch List notes:

Gaius, 37 – 41. Sestertius circa 37-38, Æ 28.64 g. Laureate bust l. Rev. S P Q R / P P / OB CIVES / SERVATOS within wreath. C 24. BMC 38. RIC 37. CBN 50.
Rare. A bold portrait and a pleasant brown-green patina somewhat smoothed,
otherwise about extremely fine / extremely fine