Korg M1 Serial Number Jun 2026

The is a tiny sticker that holds immense power. Whether you are a collector trying to verify a 1988 vintage unit, a buyer trying to avoid a rebuilt franken-synth, or a seller justifying a high price, that sequence of digits is your truth.

The is typically a 6-digit number found on the back panel of the unit. While Korg does not offer an official public decoder for vintage serials, manufacturing history and user data provide clear benchmarks for dating these units. Serial Number Breakdown & Timeline Korg M1 Serial Number