Bangor, Seth Roberts, Skidmore's Halfpenny 1797, crowned harp dividing RVD, all within scalloped circle, rev. Sth.R cypher, 4 below, all in wreath, edge plain, 29.25mm/9.49gm. (DH 1var). Extremely Fine, small flan crack under 'R', very rare and possibly unique with this edge variation?
Ex. Spink c. 2008.