The illustrated Case Knife is the Mother of Pearl (81953LSSM) RussLock Knife that features a long clip blade made of Tru-Sharp surgical stainless steel with a lever for opening and a liner lock. The Mother of Pearl handle of this Case knife, 4 1/4-inches closed, has a nickel silver oval Case Shield and nickel silver bolsters. The Case RussLock Knife weighs 2.7 ounces. Made in the USA. Discontinued; BNIB. Patina May be present due to age.