Daggers have existed for centuries in Yemen.
But Jambiyas, which could currently sell for up to $1m, are not just a symbol of the old days when Yemenis used them for self defence. They have become a symbol of social status.
The ornate blade, the embroidery on the belt and the carvings on the sheath reveal the religious or social rank the person belongs to.
Al Jazeera's Hashem Ahelbarra reports from Sanaa.