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Yamaha’s serial number system is . Two identical model guitars from the same year may have different serial formats. When in doubt, compare your instrument’s features (logo style, tuners, bridge pins, bracing pattern) with known catalog images from specific years.
These are identifiable by:
Look inside the soundhole. It is often stamped on the neck block (the block of wood where the neck meets the body) or printed on the internal label. yamaha guitar serial number
Before you decode, you need to find the number. Yamaha’s serial number system is
For modern budget and mid-range guitars made in Indonesia (often by Samick or Cort) and China, Yamaha uses a strictly numerical code. These are identifiable by: Look inside the soundhole
While the serial number tells you "when," the stamp tells you "where." The factory location is crucial because it often dictates the quality tier.
| Code | Factory Location | Typical Era / Notes | | :--- | :--- | :--- | | T | Taiwan | 1980s–1990s (entry/mid-level) | | K | Kakegawa, Japan | High-end acoustics (L, FG Red Label, LL series) | | H or H prefix | Hamamatsu, Japan | Early vintage (1960s-70s) & some electrics | | KH | Kakegawa (acoustics) | Common on 1990s-2000s high-end models | | J or JD | Japan (various) | 1970s–1980s | | S | Saitama, Japan | Vintage electrics (SG, SB series) | | V | China | Current entry-level acoustics | | U | USA (custom shop) | Rare, high-end custom orders | | F | Indonesia | Modern mid-range (FG800 series) | | No letter / Number start | Early Japan (Nippon Gakki) | 1960s–early 1970s (pre-1975) |