Currently only in CastleMiner Z.
Diamond Weapons are the 2nd strongest weapons. All of these guns use Gold Bullets.
Sub Machine Gun Edit
Assault Rifle Edit
Diamond pickaxe is crafted from Diamond and Gold, and can mine Bloodstone.
Diamond spade is made from about 5 Diamond and 3 Gold. It can mine Dirt, Snow, Grass, and Sand in one hit.
Diamond Axe is made from 5 Diamond and 3 Gold. It can mine Wood, Log, and Leaves in one hit.