Report: Les Paul Guitar Serial Number Lookup 1. Executive Summary The serial number on a Gibson Les Paul guitar is a critical identifier for determining the instrument’s production date, original factory, model authenticity, and potential value. This report provides a structured guide to interpreting Les Paul serial numbers across different eras, including pre-1975, 1975–1977, 1977–present, and modern CS (Custom Shop) formats. It also highlights exceptions, common pitfalls, and resources for verification. 2. Importance of Serial Number Lookup
Authenticity: Helps distinguish genuine Gibson Les Pauls from counterfeit or replica models. Dating: Pinpoints the year (and often the day) of manufacture. Valuation: Older or rare serial sequences (e.g., 1950s sunbursts) significantly affect market price. Warranty & Parts: Necessary for factory warranty claims and ordering period-correct replacement parts.
3. Serial Number Formats by Era 3.1 Pre-1975 (1952–1975)
No consistent format until 1961. 1952–1960: Stamped on the back of the headstock (often impressed into the wood, not ink). 4 to 5 digits. les paul guitar serial number lookup
Example: “9 1245” → 1959 model, production number 1245.
1961–1969: Often 6 digits (e.g., 123456). First digit indicates year (1960s), but overlaps exist. 1970–1975: 5 or 6 digits, often with “MADE IN USA” stamped below.
Key Pitfall: Some 1950s Les Pauls have no serial; others were re-stamped during repairs. Factory logs were lost, making lookup imprecise. Report: Les Paul Guitar Serial Number Lookup 1
3.2 1975–1977
Format: 6 digits, first digit = last digit of year (e.g., 5xxxxx = 1975). Also used 99xxxxx prefix for 1975–1976 (custom orders). Location: Back of headstock, impressed or gold ink.
3.3 1977–2005 (Most Common System)
Format: YDDDYRRR or YDDDYRRRR (8 or 9 digits)
Y = Year (last digit) DDD = Day of the year (1–365) Y = Year again (repeats first digit) RRR = Production rank (001–999) RRRR = For high-output plants (up to 9999)