Single-Blade Large Sway Back Jack Knife. Limited Edition #2584. 5-1/4 inches closed and approx. 9-1/2 inches open. Made in USA. "CASE XX *****SS**** USA" (9 dot with lightning bolt S) and "6151" tang stamps. Double oval open-C CASE shield. Stainless steel blades. Master blade etched 1st EDITION CASE COLLECTORS CLUB 1981" with green lettering and a banner. Brown jigged bone handles. Nickel silver bolsters. Brass liner. With certificate of authenticity and wooden plaque with blank brass plate. No box.