![File:Yamaha Pacifica 012 BL (SN Q0P183166) - headstock back with serial number (2013-03-10 20.01.11 by Daniil Ulanov).jpg - Wikimedia Commons File:Yamaha Pacifica 012 BL (SN Q0P183166) - headstock back with serial number (2013-03-10 20.01.11 by Daniil Ulanov).jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/thumb/5/55/Yamaha_Pacifica_012_BL_%28SN_Q0P183166%29_-_headstock_back_with_serial_number_%282013-03-10_20.01.11_by_Daniil_Ulanov%29.jpg/320px-Yamaha_Pacifica_012_BL_%28SN_Q0P183166%29_-_headstock_back_with_serial_number_%282013-03-10_20.01.11_by_Daniil_Ulanov%29.jpg)
File:Yamaha Pacifica 012 BL (SN Q0P183166) - headstock back with serial number (2013-03-10 20.01.11 by Daniil Ulanov).jpg - Wikimedia Commons
1980's Yamaha BB 1000S Sunburst Electric Bass Guitar, Serial Number | Lot #84042 | Heritage Auctions
![Can some one help Ned decide the serial number so I know when the bass was made it's a Yamaha RBX 305 purple sparkle . The serial number is K121169 : r/BassGuitar Can some one help Ned decide the serial number so I know when the bass was made it's a Yamaha RBX 305 purple sparkle . The serial number is K121169 : r/BassGuitar](https://preview.redd.it/u45tc8p0re161.jpg?width=640&crop=smart&auto=webp&s=387330e6754c1dace8178c217cc64d7ba995acd5)
Can some one help Ned decide the serial number so I know when the bass was made it's a Yamaha RBX 305 purple sparkle . The serial number is K121169 : r/BassGuitar
![Yamaha FG Serial Numbers, Interior Markings, and Labels – 1966 to 1981 – Yamaha Vintage FG Acoustic Guitars Yamaha FG Serial Numbers, Interior Markings, and Labels – 1966 to 1981 – Yamaha Vintage FG Acoustic Guitars](https://i1.wp.com/yamahavintagefg.com/wp-content/uploads/2017/10/Japan-Red-Label-Serial-Number.jpg?resize=257%2C300)