Find Your Sigma Filter Guitars Filtered (0) Filters Reset all × Grand OM × European Spruce × Flamed Koa × Mahogany × 6-String × Real Wood Veneer × 44,5 mm (1-3/4") × 47,6 mm (1-7/8") × 46 mm (1-13/16") × Top Wood Mahogany Sitka Spruce Flamed 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.