This 2016 Martin 0000-28 George Gruhn Spec is a Custom Shop model featuring an Adirondack spruce top, Indian rosewood back and sides, and forward-shifted scalloped bracing for rich, dynamic tone. Designed with input from George Gruhn, it includes herringbone trim, abalone inlays, a comfortable low oval neck, and Grover tuners—offering vintage-inspired tone with modern playability. Includes the original hardshell case.