Watch List notes:

One Pound 2004-2007 a 4-coin set Bridges, all in gold, S.PGBS1, comprising 2004 Forth Rail Bridge S.J18, 2005 Menai Straits Bridge S.J19, 2006 Egyptian Arch S.J20 and 2007 Gateshead Millennium Bridge S.J21 all Gold Proofs, FDC, in the square wooden Royal Mint box with four certificates

Estimate: 2000-3000 GBP