USSR. The standard diver-miner knife NV-1 to UVS 50 of the 1950 model was produced in a non-magnetic version with a bronze blade, which made it possible to work with high-sensitivity magnetometric fuses. Stamp on the head of the handle "11 edging" in a triangle.
Ideal condition. Very rare.
Bronze. Leather suspension. Rubber handle. Total length 315 mm, blade length 195 mm, width 38 mm.