TYPE Greek Imperial, Caracalla (198-217 AD), AE15 of Nikaia (Bithynia) DESCRIPTION . Obv: Laureate head of Caracalla to right; Greek legend: ANTON [...] Rev: Snake coming out of cista mystica, Greek legend: NIKAIION (image double resolution) REFERENCE: SGI -, LK -, L3 -, P - GRADING: F / VF, bit rough olive green patina, edge flaw, very scarce ORDER INFO: R2179, $40