Guardhouse Display Boxes#: GH-1200L1. Size: 5x3.75x1.375 Color: Blue. Sold Individually. This single-coin slab leatherette display box holds one certified coin from any of the major grading services. Designed with gold decorative borders on the outside, the single slab leatherette Guardhouse box has blue interiors around the coin slab, a white cushion pad and a blue ribbon on the lid's interior, to give the certified coin a neat setting. Guardhouse leatherette boxes are both, eye-catching and functional.