Watch List notes:

Halfcrown Charles I Tower Mint, Group II, Second Horseman, type 2a, as S.2769, North 2205, Brooker 302, mintmark Plume with additional pellets in the reverse field Fine/Good Fine, the obverse with some uneven tone, Ex-Tennants 2/5/2012 Lot 23

Estimate: 200-250 GBP