Watch List notes:

IRELAND. John. As Lord of Ireland. 1172-1199. AR Halfpenny. (16mm, 0.70g). Second ('DOMinus') coinage, group 1b. Dublin mint; Roberd, moneyer. Struck circa 1190-1198.
Facing diademed head / Voided cross potent, with pellet-in-annulet in each quarter. D&F 36. SCBC 6205. VF toned.

Estimate: $550