Watch List notes:

Alderney/Guernsey 2001 Five Pounds a 2-coin set in gold comprising Guernsey Five Pounds 2001 Queen Elizabeth II 75th Birthday KM#105b Gold Proof (mintage 150), and Alderney Five Pounds 2001 Queen Elizabeth II 75th Birthday unlisted in gold by Krause, Gold Proof (mintage 75), FDC in a Westminster box with Royal Mint certificate stating only 75 sets issued, so the Alderney coin only available as part of this set

Estimate: 2500-3500 GBP