Watch List notes:

Halfcrown 1667 7 over 4 ESC 463, 6 strings to harp, VG Excessively Rare, rated R6 by ESC one of the key rarities in the entire Halfcrown series, believed to be one of only 3-4 known examples, the first to be offered for sale since the Colin Adams collection example in 2005, Ex-Spink Auction 31/3/2005 Lot 253, Cataloguers note: the new ESC/Bull catalogue states these coins have 5 harp strings, indeed the Colin Adams example had 5 harp strings, this potentially one of the only 1-2 examples with this reverse die

Estimate: 12000-14000 GBP