Numeri di serie SML (approssimativi) da saxontheweb.net
| Year Started With Serial Number | Year | Date Confirmed Serial Numbers | Models Introduced | Model Discontinued | |
| . | . | . | . | . | |
| 0 | 1935 | . | “Rev. A”* (Some models have no serials) | .. | |
| 650 | 1936 | . | . | . | |
| 1300 | 1937 | . | . | . | |
| 1950 | 1938 | . | . | . | |
| 2600 | 1939 | . | . | . | |
| 3250 | 1940 | . | Coleman Hawkins Model | . | |
| 3900 | 1941 | . | . | . | |
| 4500 | 1942 | . | Super 42/“Rev. B”/Standard | “Rev. A” | |
| 5200 | 1943 | . | Super 43/“Rev. B” | Super 42 | |
| 5400 | 1944 | . | Super 44/“Rev. B” | Super 43 | |
| 5500 | 1945 | . | Super 45/“Rev. B” | Super 44 | |
| 6000 | 1946 | . | Super 46 | “Rev. B”/Coleman Hawkins/Super 45 | |
| 6700 | 1947 | . | Super 47 | Super 46 | |
| 7000 | 1948 | . | Super | Super 47 | |
| 7300 | 1949 | . | Model 49; Rev. C | Super | |
| 8000 | 1950 | . | . | Model 49 | |
| 8300 | 1951 | . | “Rev. D” | “Rev. C” | |
| 9600 | 1952 | . | . | . | |
| 10400 | 1953 | . | . | . | |
| 11200 | 1954 | . | . | . | |
| 12000 | 1955 | . | . | . | |
| 13500 | 1956 | . | Gold Medal “Mk. I” (around 15xxx) | “Rev. D” (around 15xxx) | |
| 15500 | 1957 | 15510 | . | .. | |
| 16000 | 1958 | . | . | .. | |
| 16400 | 1959 | . | . | . | |
| 16800 | 1960 | . | . | . | |
| 17000 | 1961 | 17xxx | . | . | |
| 17650 | 1962 | . | . | . | |
| 18300 | 1963 | . | . | . | |
| 18950 | 1964 | . | . | . | |
| 19000 | 1965 | . | . | . | |
| 19500 | 1966 | . | . | . | |
| 20000 | 1967 | . | . | . | |
| 20200 | 1968 | 209xx | Gold Medal “Mk. II” | Gold Medal “Mk. I” | |
| 21000 | 1969 | 21xxx | . | . | |
| 21500 | 1970 | . | . | . | |
| 22300 | 1971 | . | . | . | |
| 22700 | 1972 | . | . | . | |
| 23100 | 1973 | . | . | . | |
| 23500 | 1974 | . | . | . | |
| 24600 | 1975 | 24681 | . | . | |
| 24800 | 1976 | . | . | . | |
| 25300 | 1977 | . | . | . | |
| 25600 | 1978 | . | . | . | |
| 26000 | 1979 | 26226 | . | . | |
| 26300 | 1980 | . | . | Gold Medal “Mk. II” | | 26600 | 1981 | (SML officially ceases sax production around s/n 27xxx) | * | . |