Watch List notes:

Charles I, shilling, Tower mint, group F, type 4.4, mm. triangle in circle (1641-1643), sixth 'Briot's' bust l., mark of value behind, rev. flat-topped shield of arms over cross moline, wt. 5.86gms. (S.2799), certified and graded by NGC as Mint State 62
(200-300 GBP)