Watch List notes:

USA The Franklin Mint Presidential Ingot Collection a 37-piece set in silver (issued 1972-1974) each ingot around 325 grammes, comprising the 36 pieces in the presentation box as well as the Gerald Ford Ingot current at the time of minting FDC as issued, according to sources on the internet only 906 sets were issued

Estimate: 3000-5000 GBP