BRITISH ASSAY MARKS
IRISH HALLMARKS
| Dublin |
 |
DUBLIN ASSAY MARKS
| Assay Mark | Standard Mark | Date Letter | Year |
 |  |  | 1900 |
| |  | 1901 |
| |  | 1902 |
| |  | 1903 |
| |  | 1904 |
| |  | 1905 |
| |  | 1906 |
| |  | 1907 |
| |  | 1908 |
| |  | 1909 |
| |  | 1910 |
| |  | 1911 |
| |  | 1912 |
| |  | 1913 |
| |  | 1914 |
| |  | 1915 |
| Assay Mark | Standard Mark | Date Letter | Year |
 |  |  | 1916 |
| |  | 1917 |
| |  | 1918 |
| |  | 1919 |
| |  | 1920 |
| |  | 1921 |
| |  | 1922 |
| |  | 1923 |
| |  | 1924 |
| |  | 1925 |
| |  | 1926 |
| |  | 1927 |
| |  | 1928 |
| |  | 1929 |
| |  | 1930 |
| |  | 1931 |
| |  | 1932 |
| |  | 1933 |
| |  | 1934 |
| |  | 1935 |
| |  | 1936 |
| Assay Mark | Standard Mark | Date Letter | Year |
 |  |  | 1937 |
| |  | 1938 |
| |  | 1939 |
| |  | 1940 |
| |  | 1941 |
| Assay Mark | Standard Mark | Date Letter | Year |
 |  |  | 1942 |
| |  | 1943 |
| |  | 1944 |
| |  | 1945 |
| |  | 1946 |
| |  | 1947 |
| |  | 1948 |
| |  | 1949 |
| |  | 1950 |
| |  | 1951 |
| |  | 1952 |
| |  | 1953 |
| |  | 1954 |
| Assay Mark | Standard Mark | Date Letter | Year |
 |  |  | 1955 |
| |  | 1956 |
| |  | 1957 |
| |  | 1958 |
| |  | 1959 |
| |  | 1960 |
| |  | 1961 |
| |  | 1962 |
| |  | 1963 |
| |  | 1964 |
| |  | 1965 |
| Assay Mark | Standard Mark | Date Letter | Year |
 |  |  | 1966 |
| Assay Mark | Standard Mark | Date Letter | Year |
 |  |  | 1967 |
| Assay Mark | Standard Mark | Date Letter | Year |
 |  |  | 1968 |
| |  | 1969 |
| |  | 1970 |
| |  | 1971 |
| |  | 1972 |
| |  | 1973 |
| Assay Mark | Standard Mark | Date Letter | Year |
 |  |  | 1974 |
| |  | 1975 |
| |  | 1976 |
| |  | 1977 |
| |  | 1978 |
| |  | 1979 |
| |  | 1980 |
| |  | 1981 |
| |  | 1982 |
| |  | 1983 |
| |  | 1984 |
| |  | 1985 |
| |  | 1986 |
| |  | 1987 |
| |  | 1988 |
| |  | 1989 |
| |  | 1990 |
| |  | 1991 |
| |  | 1992 |
| |  | 1993 |
| |  | 1994 |
| |  | 1995 |
| |  | 1996 |
| |  | 1997 |
