Because of the versatile sound is the 59 one of the most sold models of the SAEZ series. The body is often well marked maple, top solid fichten. Reinforcement is also versatile - Fishman Prefix Pro pickup / preamp. By the good quality (ebony) fingerboard and the ebony halsinleg has the 59 better sustain and acoustic volume, than the cheaper 57. Also, the two extra frets (total of 21) are very useful for the game in the highest positions.