Top: Red Spruce
Back, Sides, Pickguard, and Neck Veneer: Highly Figured Koa
Fingerboard, Head Veneers, Strap Buttons, and Other Bits: Pernambuco.
Neck Core: Douglas Fir
Tailpiece: Anodized Aluminum, adjustable for height*
Tuning pegs: 16:1 ratio planetary gears with specially designed Pernambuco knobs.  
A small red olive is inlaid in the back.  

16 1/2" across the lower bout
2 3/4" thick at the end block, 2 1/2" thick at the neck block
25 1/2" scale

If you want to hear for yourself, click here.