Imperial Russia. Dirk of the naval officer received the first officer rank during board of emperor Nikolay II. Production of Hackman & Co Sorsakoski firm, in mountains. Helsinki (Helsingfors), principality Finnish.
The total length (without scabbard) is 365 mm. The length of the blade is 246 mm. The width of the blade at the mouth is 20 mm. The handle is made of Karelian birch, painted.