Two letters followed by five numbers (e.g., HM12345 ). First Letter = Year of the decade. Second Letter = Month of manufacture. Example: NL05123 N = 7, L = 5. The guitar was made in 1997 (7) in the month of May (5).
During this era, Yamaha used a unique lettering system to represent numbers to avoid sequential confusion. H = 1 I = 2 J = 3 K = 4 L = 5 M = 6 N = 7 O = 8 P = 9 Q = 0
Guitars made between 1946–1968 often use simple sequential numbers (e.g., 5 digits) that do not encode a specific date.
Peer deep into the soundhole toward the neck joint; the number is often stamped onto the internal block. yamaha guitar serial number search best
Yamaha guitar serial numbers typically consist of a combination of letters and numbers, which provide valuable information about the instrument. The serial number can be found on the back of the guitar's headstock, on the body, or on the neck joint. It's essential to note that Yamaha's serial number format has changed over the years, making it challenging to decipher for those unfamiliar with the system.
Vintage models from specific Japanese factories command much higher prices.
Used widely for contemporary acoustic lines manufactured in China and Taiwan. LLLNNNNNN (3 Letters, 6 Numbers) How to Decode: First Letter: Decade/Year indicator. Second & Third Letters: Month indicator. First Two Numbers: Day of the month. Last Four Numbers: Unit production number. Step 4: Use Online Yamaha Serial Number Lookup Tools Two letters followed by five numbers (e
Many vintage Yamahas (particularly early FGs) have a separate date code stamp inside, located on the side of the lower bout. This often provides the exact production date.
Yamaha serial numbers chart for acoustic and classical guitars
A searchable database where you can enter your model name to find production years and specifications. Example: NL05123 N = 7, L = 5
Many Yamaha systems use a mapping where letters represent the year or month: Letter Value
Format: Letter (Year) + Letter (Month) + DD (Day) + UUU (Unit Number) . : P = 9 (1999) H = 1 (January) 07 = 7th day 123 = 123rd unit produced that day.
: Check the back of the headstock or the neck plate.
Guitars made before 1970 usually have a sequence of 5 or 6 digits or a prefix like "No." printed on the inner label.
Many guitars from this era use an 8-digit system (e.g., 08920101). First 2 digits: Year (e.g., 08 = 1988 or 1998) Next 2 digits: Month (e.g., 09 = September) Next 2 digits: Day (e.g., 20 = 20th) Last 2-3 digits: Production unit.