M1803-1914, Russian Imperial Navy Dagger with 4 angle blade. I believe it was made before revolution, due it was N2 on the top of it , and was removed and used during revolution.
It is in nice original condition, the crossguard is stamped 6 or 9. Please see pictures to find out more about condition.
Total length: 38 cm.
Length of the blade: 23,5 cm.
Width of the blade: 1 cm.