Dating epiphone guitars
Ranking numbers 500-999 continued to indicate Nashville production through 1989.
Examples: 70108276 means the instrument was produced on Jan.
The typically eight-digit serial numbers on Gibson guitars are stamped on the backside of the headstock.
The first and the fifth number combined show the year that the instrument was made.
The 1st digit indicates the year of manufacture for the 4 & 5 digit serial numbers, these were used from 1989-1999.
The 1st and 2nd indicate the year of manufacture for the 6 digit serial numbers which we've been using since 2000. Many '80s and early '90s serial numbers may follow a similar scheme, but may not include a factory ID code.