Watch List notes:

Britannia Gold Proof Set 2015 a 6-coin set - The Changing Face of Britain S.PGB45 comprising Gold £100 One Ounce, Gold £50 Half Ounce, Gold £25 Quarter Ounce, Gold £10 One Tenth Ounce, Gold One Pound 1/20th Ounce and Gold Fifty Pence 1/40th Ounce nFDC to FDC the Fifty Pence and One Pound with light flecks of toning, in the Royal Mint box of issue with certificate, only 138 sets issued

Estimate: 2800-3400 GBP