Greek Coins PAPHLAGONIA. Sinope. Hemidrachm (Circa 330-250 BC). Obv: Head of nymph left, with hair in sakkos. Rev: ΣΙ - ΝΩ. Eagle facing, head left, wings displayed; monogram to right. Condition: Very fine. Weight: 2.70 g. Diameter: 13,40mm.