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.

Custom Shop regular production models CSYRRRR CS stands for “Custom Shop” Y indicates the production year RRRR indicates the guitar’s place in the sequence of production Example: CS10845 is the 845th reg. CS Signature Models: The list below is not an exhaustive listing but we have included many of our most popular Signature models.

Please contact us at [email protected] you have any questions.

Most will be 5 to 6 digits in length, but the earliest examples feature 4 digit serial numbers.

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.

This serial number guide will help you to figure it all out.

This guide, republished courtesy of, provides information from 1975-present, covering thousands of Gibson instruments.NOTE: This number includes all models for a particular reissue year – so, for example, a 1958 Reissue serial number may include ’58 Reissue LP Standard and ’58 Explorer production.Example: 7 5123 is the 123rd 1957 reissue model produced in 2005.For instruments older than 1975, you’ll need to consult a Gruhn guide or one of the Blue Book PDFs available through Gibson’s site.– From 1975-1977 the number is typically found on a decal on the back of the headstock.Examples – 9 xxx = 1989 (4 digit number beginning with “9” used only in 1989) 0 xxxx = 1990 9 xxxx = 1999 00xxxx = 2000 05xxxx = 2005 Those beginning with “94”: In 1994, Gibson’s Centennial year, many instruments have a serial number that begins with “94” for the year, with the remaining 6 digits indicating the ranking number.