Constantine I  AD 306-337 AE3 
Obv: CONSTAN-TINVS AVG - Rosette diademed bust right, draped and cuirassed. Rev: D N CONSTANTINI MAX AVG - Within wreath is written VOT XXX. Exe: SMHA (dot) Heraclea mint: AD 326 = RIC VII, 82 ("A" = r1) Rare, page 552 - British Museum/3.19g.