Watch List notes:

Nerva. A.D. 96-98. AE dupondius (12.47 g). Rome mint, struck A.D. 97. Scarce. IMP NERVA CAES AVG P M TR P COS III P, radiate head right / CONCORDIA EXERCITVM, S-C, clasped hands; legionary standard set on prow of galley behind. RIC 81; BMCRE 112. NGC Ch VF 4/5, 2/5. 

NGC erroneously describes this coin as an As.