Solid Formosan koa back and sides make this Grand Auditorium come alive – the entire body vibrates as one instrument, not just the top. Combined with a solid spruce top, the Core-GA Formosan Koa delivers the full resonance and harmonic richness that only all-solid wood construction can provide. That's the solid wood secret.

All Solid Tonewoods, No Compromises

The Core-GA Formosan Koa uses all solid woods to deliver dynamic tone that matures over time. The solid Formosa koa back and sides add rich warmth in the low to mid frequencies with smooth, natural highs, complementing the solid spruce top's natural power and nuance.

Responds to How You Play

The solid Formosan koa's back & sides deliver a wider dynamic range that lets you shape the sound with your touch. Dig in for a bold, projecting tone or play softly for a smooth, refined voice. The solid wood construction means the entire guitar responds to your playing style.

Ready to Amplify, Anywhere

The discreet side-mounted controls and onboard preamp give you a clean acoustic tone on any stage. It’s easy to dial in, with volume and tone controls right at your fingertips.

Solid Materials, No Shortcuts

From the genuine bone nut and saddle to the dovetail neck joint and all-solid woods, every detail on this guitar is built for tone and built to last.

Grand Auditorium Versatility

The GA body shape delivers the best of both worlds – the intimate response of a concert guitar with the projection of a dreadnought. Whether you're fingerpicking intricate passages or strumming full chords, this balanced design adapts to your musical style without fighting you.