Case Gift Set: Single Blade Copperlock Pocket Knife in Collectors tin. Knife is 4-1/4 inches closed, 7-3/8 inches open. Made in USA. "CASE XX * USA ** 51549L SS" (3 dot with lightning bolt S) tang stamp. Oval CASE XX shield. Stainless Steel blade. Stag handle. Nickel Silver bolsters. Brass liner. With sheath, belt buckle, and original collectors tin measuring 9-1/8" x 8-1/2" x 1-1/2".