Level 18 Weapon Coffer

From quests

• 107 Life, Materia and EverythingReward

A heavy chest containing a weapon of item level 18 through 21.
Weapon type determined by current job or class at time of opening. Cannot be opened in instanced areas such as dungeons, PvP areas, or raids.

Other databases

• Eorzea Database (the official one, on The Lodestone)
• Console Games Wiki
• Garland Tools (vendors, crafting, drops)