Skull

Skull is a type of gem in Diablo 4 which can be used to enhance Armor, Weapons, or Jewelry.

Skull Tiers

There are 5 tiers of Emerald:

Each tier provides improved life on kill on weapons and plus to healing received on armor, while plus to armor on Jewelry.

Gem	Req Lvl	Effect	Cost
Crude Skull	15	Weapon: +6 Life On Kill Armor: +4% Healing Received Jewelry: +100 Armor	-
Chipped Skull	20	Weapon: +13 Life On Kill Armor: +5% Healing Received Jewelry: +170 Armor	3 Crude Skull 4,500 Gold
Normal Skull			4,500 Gold
Flawless Skull			4,500 Gold
Royal Skull			4,500 Gold