Korg: M1 Serial Number Work

Ultimate Guide to Korg M1 Serial Numbers: Age, Production & Authentication

Debatable. Higher serial numbers (1991/1992) have better output jacks and more reliable tact switches under the buttons. Lower serial numbers (1988) have a thicker, heavier build quality and more "vintage" character in the keybed action. Neither sounds different. Korg M1 Serial Number

You can register your Korg product on the official Korg website by providing your personal information and your instrument’s serial number. Ultimate Guide to Korg M1 Serial Numbers: Age,

Korg’s serial number tracking in the late 1980s did not follow a strict modern date-code format (where specific digits correlate directly to a month or year). Instead, Korg utilized a sequential numbering system. However, based on decades of technician data and user registries, we can establish highly accurate production timelines. General Serial Number Ranges Neither sounds different

On the earliest units (typically those with a red "Demo" button label), the serial number is stamped on a silver or black sticker affixed to the , near the power cord inlet and the MIDI jacks. It usually starts with a prefix like "M1-" or "17."

The value increases dramatically when the low serial number on the synth matches the number on the original box, manual, warranty card, and other packaging . A complete “kit” with all original materials can sell for two to three times the price of a standalone unit.

Are you looking to , repair a hardware issue , or upgrade its internal sounds ?