Watch List notes:

Halfpenny 1697 E over B in GVLIELMVS unlisted by Peck, we note there was no equivalent type in the Nicholson Collection, an unrecorded type VF and struck off-centre with around 2mm flan showing beyond the border between 10 o'clock and 3 o'clock on the obverse and correspondingly between 3 o'clock and 8 o'clock on the reverse

Estimate: 50-150 GBP