THRACE. Byzantion. Ae (3rd century BC). Alliance issue with Kalchedon.

Obv: Veiled head of Demeter right, wearing grain wreath.
Rev: BYZANT / KAΛXAΔ.
Poseidon seated right on rocks, holding aphlaston and trident; monogram to inner right.

SNG BM Black Sea 83 var. (monogram); HGC 3.2, 1428.

Condition: Good very fine.

Weight: 11.15 g.
Diameter: 25 mm.