John Mayer’s Martin OM-42

John was seen playing this guitar on occasion in early 2003, most notably at the 45th Annual Grammy Awards show on February 23rd.

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The guitar is one of Martin’s premium models with a $5,000+ price tag, featuring Sitka spruce top, an East Indian rosewood back and sides, an Abalone rosette, and the top inlay, and grained ivoroid body and headstock binding.


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