by year
Is your chance to get a fair estimate of when your Longines watch was originally produced. You simply look up your serial number and place it in the shown table.
Keystone Watch Case Markings
Subarashiki hibi english patch. Usb to serial port driver windows 7. Sims 4 wine mod. Please have in mind that the time table for the Longines serial numbers is not 100% accurate but very close to +/- 1 years
Reports True iff the second item (a number) is equal to the number of letters in the first item (a word). Take any number of input lists, and create a new list containing the items of the input lists. New York Watch Case Co. Newark Watch Case Co. North American Watch Case Co. Northwestern Watch Case Co. O'hara Waltham Dial Co., Inc. Oliver & Davis Otto Fessler & Co. Owen & Proud P.A. Patek, Philippe & Co. Paul, Simon & Phillip Peerless Watch Case Co., Inc. Pennsylvania Watch Case Co., Inc.
Dating back your vintage Longines watch by using the serial number is the most exact way to identify your watch.
Note: – that the Longines serial numbers are usually found engraved on the in- & out-side of the back case
| Year of Production | Serial Numbers # | Year of Production | Serial Numbers # | Year of Production | Serial Numbers # |
| 1870 | 20.000 | 1904 | 1.500.000 | 1938 | 5.750.000 |
| 1871 | 36.000 | 1905 | 1.750.000 | 1939 | 5.850.000 |
| 1872 | 52.000 | 1906 | 1.850.000 | 1940 | 5.950.000 |
| 1873 | 68.000 | 1907 | 1.950.000 | 1941 | 6.140.000 |
| 1874 | 84.000 | 1908 | 2.100.000 | 1942 | 6.332.000 |
| 1875 | 100.000 | 1909 | 2.250.000 | 1943 | 6.523.000 |
| 1876 | 121.400 | 1910 | 2.375.000 | 1944 | 6.714.000 |
| 1877 | 142.800 | 1911 | 2.500.000 | 1945 | 6.905.000 |
| 1878 | 164.300 | 1912 | 2.750.000 | 1946 | 7.107.000 |
| 1879 | 185.700 | 1913 | 2.900.000 | 1947 | 7.309.000 |
| 1880 | 207.100 | 1914 | 3.075.000 | 1948 | 7.511.000 |
| 1881 | 228.500 | 1915 | 3.250.000 | 1949 | 7.713.000 |
| 1882 | 250.000 | 1916 | 3.750.000 | 1950 | 7.915.000 |
| 1883 | 291.700 | 1917 | 3.500.000 | 1951 | 8.225.000 |
| 1884 | 300.000 | 1918 | 3.625.000 | 1952 | 8.535.000 |
| 1885 | 333.300 | 1919 | 3.750.000 | 1953 | 8.845.000 |
| 1886 | 375.000 | 1920 | 3.815.000 | 1954 | 9.183.000 |
| 1887 | 416.700 | 1921 | 3.880.400 | 1955 | 9.521.000 |
| 1888 | 458.350 | 1922 | 3.945.600 | 1956 | 9.859.000 |
| 1889 | 500.000 | 1923 | 4.047.000 | 1957 | 10.201.000 |
| 1890 | 600.000 | 1924 | 4.031.000 | 1958 | 10.544.000 |
| 1891 | 650.000 | 1925 | 4.148.500 | 1959 | 10.886.000 |
| 1892 | 700.000 | 1926 | 4.500.000 | 1960 | 11.212.000 |
| 1893 | 750.000 | 1927 | 4.625.000 | 1961 | 11.538.000 |
| 1894 | 791.100 | 1928 | 4.750.000 | 1962 | 11.864.000 |
| 1895 | 832.800 | 1929 | 4.886.000 | 1963 | 12.116.000 |
| 1896 | 874.400 | 1930 | 4.959.000 | 1964 | 12.368.000 |
| 1897 | 916.000 | 1931 | 5.031.800 | 1965 | 12.621.000 |
| 1898 | 957.800 | 1932 | 5.104.500 | 1966 | 12.874.000 |
| 1899 | 999.400 | 1933 | 5.177.000 | 1967 | 13.839.000 |
| 1900 | 1.124.700 | 1934 | 5.250.000 | 1968 | 14.834.000 |
| 1901 | 1.250.000 | 1935 | 5.333.000 | 1969 | 15.000.000 |
| 1902 | 1.320.000 | 1936 | 5.416.000 | ||
| 1903 | 1.440.000 | 1937 | 5.500.000 |
Its now possible to have certificate of authenticity! – Simply contact and asks for archive extract a service available on the official Longines website
Subarashiki hibi english patch. Usb to serial port driver windows 7. Sims 4 wine mod. Please have in mind that the time table for the Longines serial numbers is not 100% accurate but very close to +/- 1 years
Reports True iff the second item (a number) is equal to the number of letters in the first item (a word). Take any number of input lists, and create a new list containing the items of the input lists. New York Watch Case Co. Newark Watch Case Co. North American Watch Case Co. Northwestern Watch Case Co. O'hara Waltham Dial Co., Inc. Oliver & Davis Otto Fessler & Co. Owen & Proud P.A. Patek, Philippe & Co. Paul, Simon & Phillip Peerless Watch Case Co., Inc. Pennsylvania Watch Case Co., Inc.
Dating back your vintage Longines watch by using the serial number is the most exact way to identify your watch.
Note: – that the Longines serial numbers are usually found engraved on the in- & out-side of the back case
| Year of Production | Serial Numbers # | Year of Production | Serial Numbers # | Year of Production | Serial Numbers # |
| 1870 | 20.000 | 1904 | 1.500.000 | 1938 | 5.750.000 |
| 1871 | 36.000 | 1905 | 1.750.000 | 1939 | 5.850.000 |
| 1872 | 52.000 | 1906 | 1.850.000 | 1940 | 5.950.000 |
| 1873 | 68.000 | 1907 | 1.950.000 | 1941 | 6.140.000 |
| 1874 | 84.000 | 1908 | 2.100.000 | 1942 | 6.332.000 |
| 1875 | 100.000 | 1909 | 2.250.000 | 1943 | 6.523.000 |
| 1876 | 121.400 | 1910 | 2.375.000 | 1944 | 6.714.000 |
| 1877 | 142.800 | 1911 | 2.500.000 | 1945 | 6.905.000 |
| 1878 | 164.300 | 1912 | 2.750.000 | 1946 | 7.107.000 |
| 1879 | 185.700 | 1913 | 2.900.000 | 1947 | 7.309.000 |
| 1880 | 207.100 | 1914 | 3.075.000 | 1948 | 7.511.000 |
| 1881 | 228.500 | 1915 | 3.250.000 | 1949 | 7.713.000 |
| 1882 | 250.000 | 1916 | 3.750.000 | 1950 | 7.915.000 |
| 1883 | 291.700 | 1917 | 3.500.000 | 1951 | 8.225.000 |
| 1884 | 300.000 | 1918 | 3.625.000 | 1952 | 8.535.000 |
| 1885 | 333.300 | 1919 | 3.750.000 | 1953 | 8.845.000 |
| 1886 | 375.000 | 1920 | 3.815.000 | 1954 | 9.183.000 |
| 1887 | 416.700 | 1921 | 3.880.400 | 1955 | 9.521.000 |
| 1888 | 458.350 | 1922 | 3.945.600 | 1956 | 9.859.000 |
| 1889 | 500.000 | 1923 | 4.047.000 | 1957 | 10.201.000 |
| 1890 | 600.000 | 1924 | 4.031.000 | 1958 | 10.544.000 |
| 1891 | 650.000 | 1925 | 4.148.500 | 1959 | 10.886.000 |
| 1892 | 700.000 | 1926 | 4.500.000 | 1960 | 11.212.000 |
| 1893 | 750.000 | 1927 | 4.625.000 | 1961 | 11.538.000 |
| 1894 | 791.100 | 1928 | 4.750.000 | 1962 | 11.864.000 |
| 1895 | 832.800 | 1929 | 4.886.000 | 1963 | 12.116.000 |
| 1896 | 874.400 | 1930 | 4.959.000 | 1964 | 12.368.000 |
| 1897 | 916.000 | 1931 | 5.031.800 | 1965 | 12.621.000 |
| 1898 | 957.800 | 1932 | 5.104.500 | 1966 | 12.874.000 |
| 1899 | 999.400 | 1933 | 5.177.000 | 1967 | 13.839.000 |
| 1900 | 1.124.700 | 1934 | 5.250.000 | 1968 | 14.834.000 |
| 1901 | 1.250.000 | 1935 | 5.333.000 | 1969 | 15.000.000 |
| 1902 | 1.320.000 | 1936 | 5.416.000 | ||
| 1903 | 1.440.000 | 1937 | 5.500.000 |
Its now possible to have certificate of authenticity! – Simply contact and asks for archive extract a service available on the official Longines website
If you seek more information about Longines' place in the history of watchmaking then read a chapter or two right here
Keystone Star Watch Case Serial Number Lookup
Note: – Use the serial numbers to identify the age and production year of your vintage Longines watch.