Watch List notes:

Diocletian. AD 284-305. AR Argenteus (20mm, 3.36 g, 6h). Serdica mint, 3rd officina. Struck circa AD 304-May AD 305. Laureate head right / VIRTVS MILITVM, three-turreted camp gate without doors; •SM•SDΓ•. RIC VI 1a (unlisted officina); Gautier 7; RSC 520b. Superb EF, toned with some iridescence around the devices.