Watch List notes:

Halfcrown 1696N normal N mintmark First Bust, Small shields of the slightly larger size, Ordinary Harp Fine with grey tone and surface marks ESC 538A, Extremely Rare, rated R4 by ESC, (11-20 examples believed to exist) Ex-Croydon Coin Auction 15/1/2014 Lot 618

Estimate: 160-200 GBP