Watch List notes:

Sixpence 1697B ESC 1555, Bull 1261, S.3528, in a PCGS holder and graded MS64, UNC with golden toning, in a PCGS holder and graded MS64, very scarce now in the highest grades, indeed this is the only example of this date and variety recorded by the PCGS Population Report

Estimate: 600-800 GBP