BSH7: Silver siglos/drachm of “Sinope”, uncertain mint (“Class B””), perhaps c. 450–425 BC.

Kraay and Moorey 1981, no.50 (SNG Ashmolean IX 258).

Obv. Featureless lump with “feathers”, with line (“dolphin”) below. 

Rev. Two recessed stippled squares joined at corner; large dots in inner angles.  No legend.

Chisel cut on obverse.  5.36g.