Ibanez Iceman 4 String Bass Guitar Project MIKNotes Serial Number: W240440 Original Pickups Serial breakdown W: This indicates the instrument was made at the World Musical Instrument Co. factory in Korea. 2: The first number after the letter typically represents the last digit of the year it was produced. In this case, it could be 1992, 2002, or 2012, depending on the model. Given that it's a vintage Iceman bass, it likely points to 1992 or 2002. 40440: The remaining digits represent the