Watch List notes:

BRITISH COINS, Charles I, Silver Halfcrown, Tower Mint under Parliament, type 4, King on horseback left with upright sword, cloak behind, initial mark eye (1645) both sides, rev round quartered shield of arms, 14.64g (Bull -/33; Brooker 359-361; N 2213; S 2778). Light attractive tone, a little ragged and weak in parts, otherwise good very fine, the obverse die seemingly unrecorded by Bull.
ex Alan Morris Collection, dispersed via Lloyd Bennett over last decade

Estimate: £350-400