From Vanguard Wiki
A specialization of the Blacksmith. Weaponsmiths are the profession able to craft metal weapons.
 Primary Items
Weaponsmiths can create the follow metal weapons:
 Upgrading Metal Weapon
For upgrading a metal weapon to rare (Tier 2+) or ultra rare (Tier 3+), the Weaponsmith needs a corresponding rare or ultra rare ressource of the given tier (unprocessed, so ingots or sheets of that kind are useless), as well as a refined jewel from an Artificer: