Aurelian, Double Aureliani, 27.22 mm, 8.31 gr. 274 AD. Serdica mint. 

Obv: SOL DOMINVS IMPERI ROMANI, bare-headed, draped bust right. 
Rev: AVRELIANVS AVG CONS, Aurelian standing left, holding patera over altar. No mintmark. 

RIC 319; BNC 1022; Paris AF 7848; Vienna 40564; Berlin 6732; Sear 11651. Very rare (R3).

With exclusive permission of TimeLine Auctions (www.timelineauctions.com), Sep, 2013