minecraft:diamond_helmetDiamond Helmet is a vanilla piece of head armour.Data valuesIDminecraft:diamond_helmet Other pages in this wikiDiamondDiamond AxeDiamond BootsDiamond ChestplateDiamond HoeDiamond Horse ArmorDiamond LeggingsDiamond Nautilus ArmorDiamond PickaxeDiamond ShovelDiamond SpearDiamond SwordBlock of DiamondDeepslate Diamond OreDiamond Ore