The lovely Martin D-12E offers the beauty of koa at a more attainable price. The dreadnought body has a solid Sitka spruce top, and the back and sides are made by bonding a koa hardwood veneer to an African mahogany core. Appointments include a Mother-of-Pearl pattern rosette, black binding, a black pickguard, and black enclosed gear tuners. The Fishman MX-T pickup features a built-in tuner in the soundhole.