Specifications:

• MODEL	Martin OMJM John Mayer
  CONSTRUCTION:	Mortise/Tenon Neck Joint
  BODY SIZE:	000-14 Fret
  TOP:	Solid Engelmann Spruce
  ROSETTE:	Style 45
  TOP BRACING PATTERN:	Hybrid ''X'' Scalloped
  TOP BRACES:	Solid Sitka Spruce 5/16"
  BACK MATERIAL:	Solid East Indian Rosewood
  BACK PURFLING:	HD Zig-Zag
  SIDE MATERIAL:	Solid East Indian Rosewood
  ENDPIECE:	Grained Ivoroid
  ENDPIECE INLAY:	Black/White Boltaron
  BINDING:	Grained Ivoroid
  TOP INLAY STYLE:	Bold Herringbone
  SIDE INLAY:	none
  BACK INLAY:	Black/White Boltaron
  NECK MATERIAL:	Select Hardwood
  NECK SHAPE:	Low Profile
  NUT MATERIAL:	Bone
  HEADSTOCK:	Solid/Diamond/SquareTaper
  HEADPLATE:	Solid East Indian Rosewood /Large Old Style - Silver
  HEELCAP:	Grained Ivoroid
  FINGERBOARD MATERIAL:	Solid Black Ebony
  SCALE LENGTH:	25.4''
  # OF FRETS CLEAR:	14
  # OF FRETS TOTAL:	20
  FINGERBOARD WIDTH AT NUT:	1-11/16''
  FINGERBOARD WIDTH AT 12TH FRET:	2-1/8''
  FINGERBOARD POSITION INLAYS:	MOP Dots, Single at 5th, Double at 7th, Single at 9th, Double at 12th w/ MOP Square, Single at 15th & 17th Frets
  FINGERBOARD BINDING:	none
  FINISH BACK & SIDES:	Polished Gloss
  FINISH TOP:	Polished Gloss w/ Vintage Toner
  FINISH NECK:	Satin
  BRIDGE MATERIAL:	Solid Black Ebony
  BRIDGE STYLE:	Belly
  BRIDGE STRING SPACING:	2-1/8''
  SADDLE:	16'' Radius/Compensated/White Tusq
  TUNING MACHINES:	Gotoh Nickel Open-Geared w/ Butterbean Knobs
  RECOMMENDED STRINGS:	Martin Studio Performance Light Phosphor Bronze (MSP4100)
  BRIDGE & END PINS:	White w/ Abalone Pearl Dots
  PICKGUARD:	Tortoise Color - Beveled & Polished
  CASE:	533EJM Geib style
  INTERIOR LABEL:	CFM IV & John Mayer Pre-Printed Signatures, Numbered in Sequence
  ELECTRONICS:	Martin Gold Plus Natural 1