Watch List notes:

Ancient Coins, Roman, Diocletian (AD.284-305), aureus, Lyons, IMP C VAL DIOCLETIANVS PF AVG, dr. laur. bust r., rev. MARS VICTOR, Mars advancing r. wt. 4.17gms. (RIC.2), struck on a large flan, extremely fine or better with lustre
Estimate: 2500-3000 GBP