Know the game
Guide
| Jewel of Bless | Raises an item from +0 to +6, one level per jewel, with no chance of failure. Drops from monsters of level 30 and up. |
| Jewel of Soul | Raises an item from +6 to +9. From +7 on it can fail and drop the item back; with Luck the chance is better. Drops from level 40 and up. |
| Jewel of Life | Adds an option to an item (+4 damage or defence, up to +28), with a chance of failure. Drops from level 20 and up. |
| Jewel of Chaos | The Chaos Machine's fuel: wings, Blood Castle and Devil Square tickets, and the +10 to +15 upgrades. Drops from level 60 and up. |
| Jewel of Creation | Makes Fruits in the Chaos Machine, to add or take stat points. Drops from level 80 and up. |
| Jewel of Guardian | For the Castle Siege guild's gates and statues. From the Castle Siege maps. |
| Jewel of Harmony | A refined option on a weapon or armour. From the Kanturu refinery. |