Watch List notes:

Halfcrowns (44) 1928, 1929, 1931, 1932, 1933, 1934, 1935, 1936, 1937 (2), 1938, 1939, 1940, 1941, 1942, 1943, 1944, 1945, 1946, 1947, 1948, 1949, 1950, 1950 Proof, 1951, 1951 Proof, 1953, 1953 Proof, 1954, 1955, 1956, 1957, 1958, 1959, 1960, 1961, 1961 Polished Die, 1962, 1963, 1964, 1965, 1966, 1967, 1970 Proof, all but a few EF to UNC and lustrous

Estimate: 350-400 GBP