Eric Fortaleza Music - David Ryan Harris' personal OM-28 John Mayer Signature Martin Guitar. Number 337 of 404 made in the world! A personal gift from John Mayer himself. #DRH #DavidRyanHarris #JohnMayer #
![Martin Special Edition OMJM John Mayer Signature Orchestra Model Acoustic-Electric Guitar Natural | Guitar Center Martin Special Edition OMJM John Mayer Signature Orchestra Model Acoustic-Electric Guitar Natural | Guitar Center](https://media.guitarcenter.com/is/image/MMGS7/513306000010000-00-1600x1600.jpg)
Martin Special Edition OMJM John Mayer Signature Orchestra Model Acoustic-Electric Guitar Natural | Guitar Center
![This is a Martin OM-28JM. It is John Mayer's signature guitar. I have an OMJM which is a stock model of this guitar, but the OM-28JM is the OMJM on ste… This is a Martin OM-28JM. It is John Mayer's signature guitar. I have an OMJM which is a stock model of this guitar, but the OM-28JM is the OMJM on ste…](https://i.pinimg.com/originals/16/80/b4/1680b416b25e52628b499660009ab732.jpg)