Watch List notes:

Maximian (286-310). AR Argenteus, Rome mint. D/ MAXIMIA-NVS AVG. Laureate head right. R/ VIRTVS MILITVM. The four princes sacrificing over tripod before gate in six-turreted enclosure; in exergue, Є. RIC 40 b. AR. g. 3.03 mm. 21.00 Scarce. Sound metal and broad flan. Brilliant and superb. EF.

"Compass dot " on reverse: it is the centering point made by the compass in the die for describing the circle used to align the border dots.