This tiny coin measuring just 7 mm in diameter was minted by the Attrebates tribe who were the main tribe, with the Regni, south of the Thames.
The coin dates to circa 35-43 AD. The obverse shows CARA around a central ringed pellet with beaded border. The reverse shows a winged Pegasus rearing up right on exergual line. It is VA 595, BM 2385.