Allectus, AV Aureus. London, ca. 293 AD.

IMP C ALLECTVS PF AVG, laureate head right.
ADVENTVS AVG, Allectus on horseback left, raising hand; 
seated captive to left. 

RIC 1, Burnett 4, Depeyrot 4/1; 

With permission of Numismatica Ars Classica, 2002.
Sold for $16,295