Of slender type with a chiseled iron knot shaped bolster.
Modeled after the Chinese "guan dao", made of lacquered wood.
With exceptionally wide blade, forged with a hardened leading edge.
Long piece, original length, with aso motif inlaid in blade.
Probably from the French Tonkin campaign of the 1880s.
A fine example with silver overlaid spearhead and silver ferrule with niello inlay.