Watch List notes:

Sixpences (46) 1922, 1923, 1924, 1925 (2), 1926 Modified Effigy, 1927 First Reverse, 1928, 1929, 1930, 1931, 1932, 1933, 1934, 1935, 1936, 1937-1951 inclusive, 1953-1967 inclusive EF to UNC most with lustre

Estimate: 60-120 GBP