Sheffield Date Letters
Sheffield date letters from 1773 to 1974, and the UK letters used since 1975. Type the letter on your piece to see every year it could be, then match its shape and shield in the tables.

1773 to 1798
Letters chosen out of order by the guardians (E for the Earl of Effingham). First twelve Old English capitals, then y and k small, five capitals, u o m q small, and Roman Z X V. From 1780 the crown and letter are sometimes combined in one punch (1780-81 crowned T). The 1782-83 letter is an Old English G in Jackson (1921); silvermakersmarks.co.uk files it as C. Same punch, different reading.
- E1773-74
- F1774-75
- N1775-76
- R1776-77
- H1777-78
- S1778-79
- A1779-80
- T1780-81
- D1781-82
- G1782-83
- B1783-84
- I1784-85
- y1785-86
- k1786-87
- T1787-88
- W1788-89
- M1789-90
- L1790-91
- P1791-92
- u1792-93
- o1793-94
- m1794-95
- q1795-96
- Z1796-97
- X1797-98
- V1798-99
1799 to 1823
Still irregular order. Crown struck upside down 1815-19 to separate 1817 X from 1797 X.
- E1799-1800
- N1800-01
- H1801-02
- M1802-03
- F1803-04
- G1804-05
- B1805-06
- A1806-07
- S1807-08
- P1808-09
- K1809-10
- L1810-11
- C1811-12
- D1812-13
- R1813-14
- W1814-15
- O1815-16
- T1816-17
- X1817-18
- I1818-19
- V1819-20
- Q1820-21
- Y1821-22
- Z1822-23
- U1823-24
1824 to 1843
Alphabetical but omits i, j, n, o, w and y.
- a1824-25
- b1825-26
- c1826-27
- d1827-28
- e1828-29
- f1829-30
- g1830-31
- h1831-32
- k1832-33
- l1833-34
- m1834-35
- p1835-36
- q1836-37
- r1837-38
- s1838-39
- t1839-40
- u1840-41
- v1841-42
- x1842-43
- z1843-44
1844 to 1867
No J or Q. 1854-55 L is in a circular punch.
- A1844-45
- B1845-46
- C1846-47
- D1847-48
- E1848-49
- F1849-50
- G1850-51
- H1851-52
- I1852-53
- K1853-54
- L1854-55
- M1855-56
- N1856-57
- O1857-58
- P1858-59
- R1859-60
- S1860-61
- T1861-62
- U1862-63
- V1863-64
- W1864-65
- X1865-66
- Y1866-67
- Z1867-68
1868 to 1892
Plain block capitals. I omitted, J used for 1876-77 (Chaffers wrongly printed I).
- A1868-69
- B1869-70
- C1870-71
- D1871-72
- E1872-73
- F1873-74
- G1874-75
- H1875-76
- J1876-77
- K1877-78
- L1878-79
- M1879-80
- N1880-81
- O1881-82
- P1882-83
- Q1883-84
- R1884-85
- S1885-86
- T1886-87
- U1887-88
- V1888-89
- W1889-90
- X1890-91
- Y1891-92
- Z1892-93
1893 to 1917
Old English small letters, no j.
- a1893-94
- b1894-95
- c1895-96
- d1896-97
- e1897-98
- f1898-99
- g1899-1900
- h1900-01
- i1901-02
- k1902-03
- l1903-04
- m1904-05
- n1905-06
- o1906-07
- p1907-08
- q1908-09
- r1909-10
- s1910-11
- t1911-12
- u1912-13
- v1913-14
- w1914-15
- x1915-16
- y1916-17
- z1917-18
1918 to 1942
No j.
- a1918-19
- b1919-20
- c1920-21
- d1921-22
- e1922-23
- f1923-24
- g1924-25
- h1925-26
- i1926-27
- k1927-28
- l1928-29
- m1929-30
- n1930-31
- o1931-32
- p1932-33
- q1933-34
- r1934-35
- s1935-36
- t1936-37
- u1937-38
- v1938-39
- w1939-40
- x1940-41
- y1941-42
- z1942-43
1943 to 1967
No J.
- A1943-44
- B1944-45
- C1945-46
- D1946-47
- E1947-48
- F1948-49
- G1949-50
- H1950-51
- I1951-52
- K1952-53
- L1953-54
- M1954-55
- N1955-56
- O1956-57
- P1957-58
- Q1958-59
- R1959-60
- S1960-61
- T1961-62
- U1962-63
- V1963-64
- W1964-65
- X1965-66
- Y1966-67
- Z1967-68
1968 to 1974
Mixed script/decorative capitals (F in Old English style). Cycle cut short by the 1975 unified UK letter; Sheffield town mark changed from crown to rose in 1975.
- A1968-69
- B1969-70
- C1970-71
- D1971-72
- E1972-73
- F1973-74
- G1974 (Jul-31 Dec)
Since 1975: one letter for every UK office
1 January each year, same letter at every UK assay office (London, Birmingham, Sheffield, Edinburgh) since 1975; optional mark since 1999.
1975 to 1999
No J. Optional jubilee mark 1977; millennium mark 1999-2000.
- A1975
- B1976
- C1977
- D1978
- E1979
- F1980
- G1981
- H1982
- I1983
- K1984
- L1985
- M1986
- N1987
- O1988
- P1989
- Q1990
- R1991
- S1992
- T1993
- U1994
- V1995
- W1996
- X1997
- Y1998
- Z1999
2000 to 2024
No i: j used for 2008 (Birmingham Assay Office). z = 2024 (London Assay Office).
- a2000
- b2001
- c2002
- d2003
- e2004
- f2005
- g2006
- h2007
- j2008
- k2009
- l2010
- m2011
- n2012
- o2013
- p2014
- q2015
- r2016
- s2017
- t2018
- u2019
- v2020
- w2021
- x2022
- y2023
- z2024
2025 to 2049
New serif capital series: A = 2025 (Sheffield Assay Office), B = 2026 (Birmingham Assay Office). Later years added as they are struck.
- A2025
- B2026
How to read a Sheffield hallmark
- Crown, then roseThe Sheffield town mark is a crown until 1974 and a Yorkshire rose from 1975. Sheffield date letters from 1773 to 1824 do not run in alphabetical order.
- Date letterOne letter for each assay year (change day at Sheffield: first Monday in July until 1974). Its case, letter style and shield all matter.
- Maker's markThe initials of the maker or sponsor.
Marks recorded on Sheffield silver
1773-4Recorded on Sheffield silver
1784-5Recorded on Sheffield silver
1793-4Recorded on Sheffield silver
1800Recorded on Sheffield silver
1893-4Recorded on Sheffield silver
1901-2Recorded on Sheffield silver
Marks reproduced from Jackson, English Goldsmiths and their Marks (1921), one from each period. Date letters checked against Jackson, English Goldsmiths and their Marks (1921), and the assay office records.
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Related
- The Sheffield Assay Office guide
- British silver hallmarks
- The UK assay offices
- London date letters, every cycle
- Birmingham date letters, every cycle
- Chester date letters, every cycle
- Edinburgh date letters, every cycle
- Dublin date letters, every cycle
- Exeter date letters, every cycle
- Newcastle date letters, every cycle
- Sell your silver