Watch List notes:

Britannia Silver Proof Sets (4) 1997 nFDC with some toning, 1997 nFDC to FDC with a hint of toning, 1998 nFDC to FDC with a hint of tone, 2001 nFDC to FDC with a hint of toning each in the box of issue with certificate

Estimate: 300-500 GBP