Watch List notes:

SEPTIMIUS SEVERUS. Denarius. (Ar. 2.70g / 19mm). 210 AD Rome. (RIC 241). Obv: Laureate bust of Septimius Severus on the right, around legend: SEVERVS PIVS AVG BRIT. Rev: Neptune left shelf with foot on globe holding trident, around legend: PM TR P XVIII COS III P P. F.