Freshly inspected and set up in-house by our esteemed Guitar Tech.  See below for more details and specifications.

FROM MARTIN:

To commemorate the 20th anniversary of John Mayer’s popular OM-28 JM model, Martin collaborated again with John Mayer to offer this tasteful anniversary Orchestra Model. It exhibits the same versatility for today’s diverse contemporary musical styles and includes a unique label with Mayer’s electronic signature. 

SPECIFICATIONS:

Nickel Open-Gear Butterbean Tuners

1 11/16” Bone Nut

Low Profile Standard Taper Dark Mahogany Neck with 25.4” Scale Length

Neck Thickness .83" at First Fret and .93" at Eleventh Fret

Ebony Fingerboard with Custom Mother-of-Pearl Inlays Including Mayer's Signature at 19th Fret with 16" Radius

20 Medium Frets

Fishman Gold Plus Natural I Electronics

Ebony Modern Belly Bridge with Drop-In Compensated Tusq Saddle

Engelmann Spruce Top in Platinum Gray Burst Finish with Bold Herringbone Trim and Antiqued White Binding

East Indian Rosewood Back & Sides in Natural Finish

Scalloped Spruce X-Bracing

Weight 4 lb 7 oz

Hard Shell Case

Serial Number 2905069