Diocletian, AE antoninianus of Tripolis. AD 284-305. 21 mm.

IMP CC VAL DIOCLETIANVS AVG, radiate, draped and cuirassed bust right.
IOV ET HERCV CONSER AVGG, Jupiter standing right, holding globe and sceptre, facing Hercules standing left, holding Victory on globe, club and lionskin. 

TR in lower centre. 
Mintmark: XXI palm branch.

RIC V-2. 327, mintmark type 2.

Sold by Salon Numizmatyczny Mateusz Wójcicki - Auction 10, Lot 7433, Oct. 2022.