While Morris guitars are celebrated for their adherence to Martin and Gibson specifications, the lack of public factory records has long posed a challenge for dating specific instruments. The serial numbers found on Morris guitars were not merely sequential production counts; they often encoded specific information regarding the year of manufacture, the production run, and the series ranking.
For example, a serial number like "8512-1234" would indicate that the guitar was produced in December 1985.
Some models, particularly from the 1980s onwards, may have a stamp on the back of the headstock.
Disclaimer: Because Morris changed ownership and production facilities over the years, these rules are not universal. The best way to identify your specific guitar is to look at the model number in combination with the serial number. morris guitar serial numbers
Always shine a flashlight inside the guitar body. Morris factory inspectors frequently stamped a standalone production date code directly onto the center wood strip or the underside of the soundboard. These stamps often follow the Japanese Showa calendar or a standard Y.M.D format. 4. Morris Model Number Architecture
What is the and model number on the label? What color and shape is the internal paper label?
: Many models from this era have no serial number at all, or a simple 4-digit or 5-digit number stamped on the neck block or the paper label. While Morris guitars are celebrated for their adherence
"W" for Western (Dreadnought) or "YW" (Yairi-Morris collaborations). Stamped labels. Late 1970s Transition to the Tornado Series (T) or MG (Nylon/Classical) series.
To understand the serial number systems, it helps to understand the company's timeline. Founded in 1967 by Toshio Moridaira, the Moridaira Manufacturing Company initially produced high-quality copies of Martin and Gibson acoustics. Due to Moridaira's close relationship with Gibson and Martin, Morris guitars closely mirrored traditional American designs.
Moridaira continues to produce exceptional instruments. Reaching out to the official Morris distribution channels with photographs of the guitar, the headstock logo, the soundhole label, and a clear photo of the serial number can yield factory records. Some models, particularly from the 1980s onwards, may
If you own or are looking to buy a vintage Morris guitar, understanding its serial number is the single best way to determine its age, factory origin, and authenticity. The Core Challenge of Morris Serial Numbers
A common 6-digit stamp from this era uses the format YXXXXX . The very first digit tells you the year within the decade. For example, a stamp reading 810234 on an 80s-style label indicates the guitar was built in 1981. The 1990s to Present: Modern Serialization
Common in the very earliest late-60s models.
Over the years, Morris used a few different factories, including their own facilities and OEM contractors like the Terada and Iida plants. Because production was highly prolific, serialization was not always linear. Generally speaking, Morris serial numbers fall into four main eras: 1. The Early Years (Late 1960s to Mid-1970s)
Some mid-to-high tier models include a letter prefix followed by a string of numbers. L YXXXX (e.g., A 80312 )