Alvarez MG70CE Grand Auditorium Acoustic - Electric Guitar - NaturalMG70ceMasterworks, Grand Auditorium About the Alvarez Masterworks Series Making a guitar from all solid wood delivers strong tonal benefits, and we approach the design of Masterworks to embrace all of them. Top thickness, brace weight and tapering, back design and wood choice all count, and when each is considered as a part of the sum total of the instruments voice, great articulation and quality of tone is achieved. Our FS6 bracing system is a