Find Your Sigma Filter Guitars Filtered (0) Filters Reset all× European Spruce× Spalted Maple× Flamed Koa× 12-String× 6-String× 25.4” (645 mm)× No× Top Wood Flamed Koa Back & Sides Hawaiian Koa Show (0) Cancel No Results Found The page you requested could not be found. Try refining your search, or use the navigation above to locate the post.