Watch List notes:

BRITISH COINS. Other Properties. William IV, Proof Halfpenny, 1831, bare head right, date below, rev Britannia helmeted seated right (Peck 1463; S 3847), once polished, unevenly toned, otherwise almost extremely fine; Halfpennies (2), 1834, 1837, bare head right, date below, rev Britannia helmeted seated right (Peck 1464, 1465; S 3847), these both very fine, last with some lustre. (3)

Estimate: £320-380