NOS Buck Knife 831 Marksman Tanto New/Sealed. Collection Consignment items New/Old Stock/Unused. Please view All photographs for items color. Ask questions & we will try to answer them to the best of our limited knowledge and ability. You are welcome to check out all my other listings a s well!The item "NOS Buck Knife 831 Marksman Tanto NewithSealed Made in USA" is in sale since Friday, August 14, 2020. This item is in the category "Collectibles\Knives, Swords & Blades\Collectible Folding Knives\Modern Folding Knives\Factory Manufactured". The seller is "gevork" and is located in Glendale, California. This item can be shipped to United States.