For Mexican Fenders made in the 1990s, the serial will start with an MN followed by a number that indicates the year of the decade. During 1954-1960 that number was a six digit: Levin serial number, and during 1960-1972: several other series was used. From 1987 to 1989, Jackson Custom Shop bolt-on-neck guitars were not assembled in strictly sequential serial number order. Right: The "inked on" serial number on this 1959 Les Paul Junior has no space between the "9" digit (year) and the rest of the numbers. Look at the first number of your serial number if one exists. The table identifies Gretsch serial numbers used from 1939 to 1965. For example, serial number 07100091 indicates a guitar built in 2007 (07), in October of that year (10), and that it was the 91st guitar made that month (0091). You can search for similar serial numbers by leaving off the final digit of a serial number. The Selmer Serial Numbers. 509122**. Serial number Neck and body dates. Through 1987, Aria guitars serial numbers represented the year of manufacturer as either the first one or first two digits of the serial number. The original logo featured the words \"The Gibson\" inlaid in pearl at a slant, with an almost hand-written cursive font. What's Hot. Nagoya Suzuki used 2 systems of serial numbers , the most common is the 1970-1980 6 digit serial number with the first 2 digits being the build year , and the last 4 being the build number ie 771234 would be 1977# 1234 The second serial system is the Showa calendar ( emperor's reign ) - these may have been for the Japanese domestic market - Gibson guitar serial numbers are, like a lot of serial number systems from guitar manufacturers, a complicated beast. S = Samick The retro look is combined with patented new hardware … For US instruments, the serial number will start with a letter.