
If a gem gains enough experience to level up, but the exile currently does not meet the requirements, the level–up icon will appear greyed out and not be useable until the requirements are met. Each gem level, the exile must have both the attribute corresponding to gem colour and a character level high enough to meet its increased requirements. Not levelling up a gem is useful in some situations.Īs gems level up, the abilities they grant get better, but the requirements to equip them also increase, as well as the mana cost for active skills. Left–clicking it will level up the gem, right–clicking the icon will hide it on the side of the screen, but it will still be accessible in the inventory menu. Once a gem has enough experience to level up, it will stop gaining experience and a level–up icon will appear on the right of the screen and in the inventory menu. Gems may be traded like normal items and they will retain their experience.Gems socketed in inactive weapon slots do gain experience.Items with +experience% gain do affect gems.Gems do not lose experience when you die.The number of gems you have equipped has no effect on the rate of experience gain.Socketed gems gain 10% of the experience your character earns, calculated before any level penalties.When a gem is close to levelling up, a bar pops up at the right hand side of the screen, showing the experience progress of that gem. As a reward for turning certain sets of divination cards.Vaal skill gems are obtained from Vaal Vessels in corrupted areas or by corrupting a regular skill gem.Random drop from monsters, chests and strongboxes.Vendor recipes (see vendor recipe system).Lilly Roth in Act 6, 10 and Epilogue sells all unleveled skill gems after completing the Act 6 quest Fallen from Grace.Siosa in Act 3 sells all unleveled skill gems that can be received as quest rewards for quests you've completed, across all classes.The available gems are based on the character's class and quest progression. Vendors in Acts 1-4 towns sell leveled skill gems.Purchased from town vendors once a certain quest is complete (see List of skill gems rewarded from quests).

Earned through a quest reward (see List of skill gems rewarded from quests).There are several methods of obtaining skills and support gems:
