Uncertain. Imitating a Roman Republican issue. 1st century BC. Fourée Denarius (18mm, 2.71 g). Head right, X behind, letters in front of face / Quadriga right. Unrecorded. Toned. Edge chipped and ragged. Fine.
From the Ken Bressett Collection. Ex private purchase at ANA c.1975 @ $35.
Many Republican coins circulated in early Britain.