KINGS OF BOSPORUS. Rhescuporis II, with Severus Alexander, 211/2-226/7. Stater (Electrum, 20 mm, 7.67 g, 12 h), BE 521 = 224/5. BACIΛЄωC ΡHCKOΥΠOΡIΔOC Diademed and draped bust of Rhescuporis II to right. Rev. ΑKΦ Laureate and draped bust of Severus Alexander to right; before, star. MacDonald 564/4. Banker's mark on the obverse, otherwise, very fine.
From an old Swiss collection, formed in the 1970s and privately purchased from Münzen & Medaillen (with original ticket).