Watch List notes:

The Roman Empire

Diocletian, 284 – 305. Aureus, Aquileia 294-303, AV 5.28 g. DIOCLETI – ANVS P F AVG Laureate head r. Rev. CONCORDIA AVGG ET CAESS NNNN Concordia seated l., holding patera and double cornucopiae; in exergue, AQ. C 26 var. (CAES). RIC 2a. Lukanc p. 231, 1. Paolucci-Zub 1. Calicó 4425.
Extremely rare. Struck in high relief, almost invisible marks, otherwise good extremely fine