DiamondHunt3 Wiki

The Ocean Crystal or Blue Crystal is the fourth Crystal that can be added to the Dark Crystal. You will receive the Ocean Crystal after defeating the Ocean Boss, the Piranhas. You will also receive the Spyglass Mould to make a Spyglass, allowing the Pirate to find Green Treasure Maps.

Faradox.png Faradox
Monsters SkyChickenMonster.png Sky Chicken FaradoxMinion.png Faradox Minion 1 FaradoxMinion2Monster.png Faradox Minion 2
DarkCrystal.png Crystals DarkCrystalUsed.png Dark Crystal CyanCrystal.png Sky Crystal GreenCrystal.png Forest Crystal RedCrystal.png Fire Crystal
BlueCrystal.png Ocean Crystal YellowCrystal.png Dungeon Crystal