★ Rare early issue ★

Istros AR Drachm, late 5th century BC

Moesia, Istros . AR Drachm (17-19 mm, 6.72 g), late 5th century BC.
Obv. Two facing male heads side by side, one upright and the other inverted.
Rev. IΣTPI, Sea eagle standing left on dolphin; all within incuse square .
SNG BM Black Sea 225.

Rare early issue. Obverse struck in high relief, very fine.