Up for sale is a rare vintage 1980' Al Mar Seki Japan "De Opresso Librer" Dagger Knife with original sheath in mint condition. Full tang on the blade. Vintage Al Mar SOG Fighting Knife made in Seki Japan.It's in mint condition and measures 11 1/2 overall with a 6 1/4 blade. The bolster are brushed stainless and one has De Opresso libre Stamped on it with a pair of crossed arrows and a dagger. The blade has red AL MAR chop on one side and SEKI-JAPAN. Beautiful addition to your collection or a great gift. Please see photos as part of the description. The item "Vintage 1980' Al Mar Seki Japan De Opresso Liber SOF Dagger Knife Sheath Mint" is in sale since Thursday, December 21, 2017. This item is in the category "Collectibles\Knives, Swords & Blades\Collectible Fixed Blade Knives\Vintage Fixed Blade Knives\Factory Manufactured". The seller is "vintagequalityantiques" and is located in Staten Island, New York. This item can be shipped worldwide.