Watch List notes:

Danubian District, Istrus. Stater; Danubian District, Istrus; 4th cent. BC, Stater, 5.16g. SNG BM-256. Obv: Two male heads facing, the one on the r. is upside-down. Rx: Eagle standing l. on dolphin, IΣTP[IH] above, ΦY below.Some blue iridescent toning. EF