Watch List notes:

Roman, Trajan Denarius, AD 116-117
Rome mint, obv. IMP CAES NER TRAIAN OPTIM AVG GERM DAC, laureate and draped bust right, rev. PARTHICO P M TR P COS VI P P S P Q R, radiate and draped bust of Sol right, 3.54g (RIC 326; BMCRE 624; RSC 189a), RARE, GVF

Estimate: 180 - 250 GBP