Sigma was originally created in the 1970s by Martin Guitars and built in Japan as a more affordable alternative to their American guitar lines. Since 2007 the brand was bought from Martin and brought back to life in the form of Sigma Guitars. Featuring iconic acousitc guitar designs and fabulous build quality for the price points. Most of the acoustics come with solid tops providing better sound performance that is sought after on acoustics. As ever, all our Signa Acoustics have next day shipping optons available.