Æ - Teisik...

Samothrace's autonomous bronze coinage was directly tied to the island's fame as the seat of the Mysteries of the Great Gods — a cult that attracted initiates from across the Hellenistic world, including Roman generals and Macedonian royalty. The island's religious prestige gave it a degree of political insulation unusual for such a small Aegean community, allowing it to continue issuing its own coinage even after Roman domination of the region following Pydna in 168 BC.

The date range itself begins at that Roman conquest, suggesting the series was either initiated or reorganized in its aftermath.