On acoustic models, a paper label inside the soundhole typically lists the "Modello" (model) and occasionally a serial number.
For electric models, you can date the instrument by checking the codes on the internal potentiometers (volume/tone knobs). The digits usually follow a "Manufacturer-Year-Week" format (e.g., "1377012" would be the 12th week of 1970). Summary of Historical Eras Eko Guitars NXT A100ce Natural Acoustic Guitar
Look for numbers stamped or printed on the rear of the headstock. eko guitar serial number lookup 2021
Some bass models may have numbers located under the intonation screws on the bridge. Decoding Eko Serial Numbers
The two digits following the first letter usually represent the year of production. For example, a serial number starting with "21" indicates a 2021 manufacture date. On acoustic models, a paper label inside the
Dating vintage Eko guitars is often more about "detective work" than a simple database search:
Many early 1960s models lacked serial numbers entirely. You can identify these by their sepia-toned internal labels or more elaborate rosettes. Summary of Historical Eras Eko Guitars NXT A100ce
Production year can also dictate hardware; for instance, NXT A100 models from 2022 onwards feature a 46mm nut, while those marked "21" or "20" have a 43mm nut. Vintage Italian Models (1959–1984)