This guitar is an exact duplicate to the construction techniques, inside bracing and abalone inlay, that made the original D-45 such a successful guitar. If you don't want to spend the time or money locating an original guitar, this is the perfect alternative, made with the original production techniques, and the finest of materials Martin has ever made. See specifications in photo section . Please ask more questions, or for more photos if you would like them. Compare this guitar with other D-45 GEs , if you can locate one, and you'll see what a bargain this guitar is. This same guitar sells for $34,000. at the Guitar Shoppe, Laguna Beach, CA!!