Korg M1 Serial Number [top] Jun 2026

Using this key information, you can estimate the age of your M1:

Help you find the for your specific model. Let me know how you'd like to proceed! Share public link

But for collectors, restorers, and resellers, the is more than just a string of digits on a sticker. It is the keyboard’s DNA. It tells you when it was built, where it was shipped, which hardware revision you have, and ultimately, how much it is worth.

These are expanded versions that feature an upgraded internal ROM with extra PCM waveforms (notably piano sounds from the Korg T-series). Many standard M1 units were upgraded to "EX" status via aftermarket kits, meaning an early serial number keyboard might still have an "EX" sticker added later by a technician. What to Do If Your Serial Number Sticker Is Missing Korg M1 Serial Number

If you are lucky enough to buy a "box opened" or "new old stock" (NOS) unit, the serial number will be printed on the outside of the original cardboard shipping box. Check the warranty card inside the original manual binder as well, as dealers usually stamped these at the point of sale. 2. Decoding Korg's Serial Number System

For owners of the Korg M1, maintaining the instrument involves ensuring it is kept in a suitable environment and serviced as needed. The serial number will be required for any formal service requests. Korg and third-party manufacturers offer a range of support services, including software updates, repair services, and documentation.

—often requires verifying the unit's age to ensure compatibility with specific internal board revisions [54, 55]. Using this key information, you can estimate the

Knowing if your M1 is from 1988 (first year) versus 1994 (last year) can change its value.

Understanding how to date your M1 using the serial number allows you to accurately assess its place in the instrument’s production timeline, which directly correlates to its rarity and, therefore, its value.

The glue dries out, and the sticker falls off. It is the keyboard’s DNA

Verifies the unit is a genuine Korg product from the late 80s/early 90s rather than a later reissue or a different model like the 01/W .

If you are trying to activate or register the plugin version, the "serial number" is often referred to as a License Code Product Code Registration: You can find your code on the website after logging into your account. Lock Code System:

This is the most common question from owners, and the answer is simpler than you might think. . This means that unlike many modern products, the serial number itself is the primary key to determining its age. A lower number generally indicates an earlier model.

While the original manufacturer’s warranty has long expired, registering can be useful for establishing ownership if you ever need to send the unit to a certified Korg service center.

Based on data from vintage synth enthusiasts and ZASM Korg serial records , M1 serial numbers from this era are generally six-digit numeric codes. Six digits (e.g., 107xxx107 x x x