Article 2 - British Registered Design Numbers
The numbering sequence of British Registered Design Numbers began in 1884. The example in photograph can therefore be dated to post 1940.
1- 19999 - 1884
20,000 - 1885
40,800 - 1886
64,700 - 1887
81,800 - 1888
117,800 - 1889
142,300 - 1890
164,000 - 1891
186,400 - 1892
206,100 - 1893
225,000 - 1894
248,200 - 1895
268,800 - 1896
291,400 - 1897
311,677 - 1898
332,200 - 1899
351,600 - 1900
368,186 - 1901
385,180 - 1902
403,200 - 1903
424,400 - 1904
447,800 - 1905
471,860 - 1906
493,900 - 1907
518,640 - 1908
535,170 - 1909
575,817 - 1910 and 1911
594,195 - 1912
612,431 - 1913
630,190 - 1914
644,935 - 1915
653,521 - 1916
658,980 - 1917
662,872 - 1918
666,128 - 1919
673,750 - 1920
680,147 - 1921
687,144 - 1922
694,999 - 1923
702,671 - 1924
710,165 - 1925
718,057 - 1926
726,330 - 1927
734,370 - 1928
740,725 - 1929
751,160 - 1930
760,583 - 1931
769,670 - 1932
779,292 - 1933
789,019 - 1934
799,097 - 1935
808,794 - 1936
817,293 - 1937
825,231 - 1938
832,610 - 1939
837,520 - 1940
Source: Sequin, Ken "The Graphic Art of the Enamel Badge" (1999), Published by Thames & Hudson, London p.159. ISBN 0-500-28121-1
Code: 62741