Guardhouse Display Boxes#: GH-W200: L. Size: L - 3.87x3.87x1.25 Color: Select Below. This single coin box holds a Large (L) sized Guardhouse Coin Capsule or H sized Air-Tite Capsule. With a 44.5mm diameter they are a perfect fit for the 1.75 inch military challenge medals. Mahagony Color Finish. Perfect for display, gifts or packaging, this thoughtfully crafted Mahogany-colored varnished box offers a host of attractive features. The intricate design and carefully crafted wood trim, thumb notched lid, and layered molding add decorative touches to the exterior. Bright, silver-colored hinges provide an extra flare, while the interior black foam coin insert contrasts superbly with a plush white cloth collar. The interior lid is draped with a white liner and framed with a black diagonal ribbon ï¿½ ideal for a thank you card, business card or certificate. The attention to detail continues on the bottom of the box, where the routed curves give way to a felt covered bottom.