Web Product ID: 277 Price: $100.00 Denomination: Obol Grade: VF toned Reference: Williams Period I, 29ff Phokis, Federal Coinage. Circa 490-485 BC. AR Obol (0.83 gm). Bucranium / Forepart of a boar right, within incuse square. Williams Period I, 29ff. Toned VF. Estimate $100.