M + 6 Digits (e.g., M060123 )
: On some bolt-on models, you may find a number stamped directly onto the metal plate where the neck meets the body.
If you email Rondo Music with your serial number and clear photos, Kurt (the owner) has been known to provide surprisingly accurate information, even for older models. It’s worth a try. sx guitar serial number
S + 7 Digits or C + 7 Digits (e.g., S12041567 )
This is the most common format on SX guitars from the mid-2000s to early 2010s. The "M" generally signifies anufactured in China. M + 6 Digits (e
If you own an SX, the serial number is useful for determining if you have a "fat neck" or "thin neck" era, and for satisfying your own curiosity about when your axe left the factory. But if you cannot find it, or the number doesn't make sense, do not despair.
However, one of the most frequently asked questions on forums like Ultimate Guitar, Reddit’s r/guitars, and TalkBass is: S + 7 Digits or C + 7 Digits (e
This system appears to have started around 2000. If you have a serial like 9901xxx , the "99" would mean 1999, but SX guitars were not widely distributed before the early 2000s. In such cases, the "99" might indicate 2009, but consistency is not guaranteed.