Not to be confused with Gems, the premium currency used for the game.
|Source||Mining rocks, Sparkling Mine|
Jewels are a crafting material. They are a drop from mining rocks, or the Sparkling Mine. They are used to make Longswords, they are part of the "Jeweler's Trade" at the Royal Exchange, used for quests, and as materials in other expensive or decorative items crafted at the Workshop.