Dating your gibson

There should be a space after the 1st digit with the 4 and 5 digit serial numbers, and no space with the 6 digit numbers.The 1st digit indicates the year of manufacture for the 4 & 5 digit serial numbers, these were used from 1989-1999.Knowing how to identify correct serial numbers still remains one of the best and most effective ways to date your Gibson, and at the same time confirm its authenticity. Please note that most of this information relates to serial numbers used from 1975 to present.For more details on Gibson Serialization prior to 1975 and historical product specs, use your Gruhn's Guide or view the following PDF files: Since 1989, all Gibson acoustics are built in Bozeman, MT and all Gibson electrics are built in Nashville or Memphis.Use the Blue Book of Electric Guitars, available for free at Gibson's website, to date your instrument if it has a different type of serial number.Over the years, Gibson has gone through several different serial-number changes, sometimes resulting in multiple guitars with the same number.In most cases, they'll help you date your instrument.

Exceptions: Some high-end models and lap steels from 1939-1940 have been added the letter A, to the prefixes D, E or F.

Ranking numbers for Bozeman start each day at 001 and the electrics may start as low as the 300s.

The sixth number is now a batch number- batch 0 starts at the beginning of the day, and once we stamp 699, the batch number will change to 1.

The 1st and 2nd indicate the year of manufacture for the 6 digit serial numbers which we've been using since 2000.

Gibson has used various methods of numbering from 1900, so it is not simply based on the serial number to identify the year of manufacture..

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