Up for sale, a 2011 Martin D-18P.  I am the original owner.  This is the discontinued, plain Jane, straight braced D-18P with the Performing Artist neck profile.  I am the original owner.  Small dimple on the treble side of the top that I couldn't photograph.  Pickguard scratches.  Strap pin added to neck heel.  Action measures 4/32 low E and 3/32 high e.  Original 640 case included.

Here are the specs from Martin:

MODEL    D-18P
CONSTRUCTION:    Mahogany Blocks/Dovetail Neck Joint
BODY SIZE:    D-14 Fret
TOP:    Solid Sitka Spruce
ROSETTE:    Style 28
TOP BRACING PATTERN:    Standard ''X''
TOP BRACES:    Solid Sitka Spruce 5/16''
BACK MATERIAL:    Solid Genuine Mahogany
BACK PURFLING:    Style 18
SIDE MATERIAL:    Solid Genuine Mahogany
ENDPIECE:    Black Boltaron
ENDPIECE INLAY:    none
BINDING:    Black Boltaron
TOP INLAY STYLE:    Multiple Black/White Boltaron
SIDE INLAY:    none
BACK INLAY:    none
NECK MATERIAL:    Select Hardwood
NECK SHAPE:    Performing Artist Profile
NUT MATERIAL:    Bone
HEADSTOCK:    Solid/Square Taper
HEADPLATE:    Solid East Indian Rosewood
HEELCAP:    Solid East Indian Rosewood
FINGERBOARD MATERIAL:    Solid East Indian Rosewood
SCALE LENGTH:    25.4''
# OF FRETS CLEAR:    14
# OF FRETS TOTAL:    20
FINGERBOARD WIDTH AT NUT:    1-3/4''
FINGERBOARD WIDTH AT 12TH FRET:    2-1/8''
FINGERBOARD POSITION INLAYS:    Style 28
FINGERBOARD BINDING:    none
FINISH BACK & SIDES:    Polished Gloss
FINISH TOP:    Polished Gloss ; Sunburst available at additional cost.
FINISH NECK:    Satin
BRIDGE MATERIAL:    Solid East Indian Rosewood
BRIDGE STYLE:    Belly
BRIDGE STRING SPACING:    2-3/16''
SADDLE:    16'' Radius/Compensated/Bone
TUNING MACHINES:    Chrome Enclosed w/ Large Buttons
RECOMMENDED STRINGS:    Martin SP Lifespan Phosphor Bronze Medium Gauge (MSP7200)
BRIDGE & END PINS:    Black w/ White Dots
PICKGUARD:    Black
CASE:    640 Molded
INTERIOR LABEL:    none

$1350 plus shipping to CONUS.  SOLD LOCALLY, THANKS!

Please email me if interested: ecv31@hotmail.com

Sorry for the iPhone pics:  https://www.flickr.com/photos/19092957@N04/sets/72157644774736721/ (https://www.flickr.com/photos/19092957@N04/sets/72157644774736721/)

(https://farm3.staticflickr.com/2913/14055608308_c63801e27d_b.jpg)