Watch List notes:

The L'Abbaye Collection | Charles II (1660-1685), 'Plume' Shilling, 1671, second bust, plume below, rev. no stop after HIB, five strings to harp, plume in centre, edge obliquely milled, 5.96g, 6h (Bull 520 [R2]; ESC 1035; Pywell-Phillips 60; Spink 3376), lightly toned, good fine, and rare, the first year of issue with Plumes to signify the supply of bullion from Welsh mines.

Estimate: £500 - £800