Watch List notes:

BRITISH COINS, William and Mary, Proof Copper Halfpenny, 1694, conjoined busts right, the King cuirassed, GVLIELMVS. ET.MARIA, toothed border both sides, rev struck en médaille, Britannia seated left on globe with shield, spear and spray of leaves, date in exergue, BRITAN NIA. legend, edge striated (Peck 611; S 3452). Light surface marks, some black specks on reverse, otherwise very fine and very rare.
from the David Sellwood Collection

Estimate: £400-500