If the serial number is ambiguous, how do you know how old your SX guitar is? You have to become a detective. Here are three reliable methods:
| Serial Prefix | Likely Year | Key Features | Value Multiplier | | :--- | :--- | :--- | :--- | | None (Sticker only) | 2000-2003 | Very thick finish, brass tremolos | Low (collector niche) | | M02xxx - M04xxx | 2002-2004 | Chunky neck, alder body, silver logo | Mid ($150-$250) | | M05xxx - M08xxx | 2005-2008 | Transition period; some have rosewood boards | Standard ($100) | | M09xxx - M12xxx | 2009-2012 | Thin finish, improved pickups, "Custom Crafted" logo | High ($200-$350) | | S13xxxxx - S19xxxxx | 2013-2019 | Modern spec, jumbo frets, poly case | Low ($80-$150) | | C20xxxxx | 2020+ | Post-COVID stock, sometimes birch bodies | Standard ($120) | sx guitar serial number
SX serial number formats have changed over time and vary by factory. While there is no "official" guide, community consensus on platforms like TalkBass and owner groups suggests these common patterns: Format Example Likely Meaning (e.g., 09xxxxxx) If the serial number is ambiguous, how do
Remove the plastic backplate covering the volume/tone pots. Look for a sticker on the inside wall of the cavity or a date code stamped into the wood. While there is no "official" guide, community consensus
Before diving into the numbers, it is essential to understand the brand. SX is a house brand primarily distributed by , a New Jersey-based retailer. Rondo Music sources guitars from various factories in China, branding them under names like SX, Agile, Douglas, and Brice.
A common mistake made by new SX owners is confusing the model number with the serial number.
: SX changed their headstock shapes over time to avoid trademark issues with larger brands. Logo Evolution