Grand Concert (Gco-425-C) back Front | Back Specification Model Overview Body Shape : Grand Concert Cutaway Nut width : 43mm Scale : 650 mm Top : Solid Trembesi Side and Back : Solid Trembesi Neck : Mahogany Bridge & fingerboard : Macassar Ebony Nut & Saddle Material : Nu Bone Feature : Preamp Arm rest Side Hole Fingerboard Inlay