Watch List notes:

Royal Mint Year Set 1983 Martini Set (8 coins) One Pound to Half New Penny, includes the error Two Pence with 'NEW PENCE' reverse legend S.C2A, UNC and fully lustrous, the error Two Pence known to be one of the rarest Decimal coins, in the Royal Mint wallet as issued

Estimate: 1000-1200 GBP