650 mm Scale, Nut: 52 mm. German Spruce Soundboard and Indian Rosewood back and sides. French Polish Soundboard and Lacquer back and sides. Gold Plated Gotoh Tuners. 3 Fan Brace System, Paulino Bernabe used a similar system. Rarely seen single band supported by separate kerfing pieces to attach the soundboard to the sides. Rosewood single strip to attach the back to the sides.