The skin unlocked by this item is required to complete the following achievements:
{"item_id": "17783", "name": "Heaume de l'Enqueste", "type": "Armor", "level": "80", "rarity": "Exotic", "vendor_value": "330", "icon_file_id": "61571", "icon_file_signature": "1397C542B0FF693969DE10160D33781470EEEDC3", "default_skin": "742", "upgrade_recipes": [], "game_types": ["Activity", "Wvw", "Dungeon", "Pve"], "flags": ["AccountBound", "NoSell", "SoulBindOnUse"], "restrictions": [], "details": {"type": "Helm", "weight_class": "Heavy", "defense": "121", "infusion_slots": [], "infix_upgrade": {"id": 161, "attributes": [{"attribute": "Power", "modifier": 60}, {"attribute": "Precision", "modifier": 43}, {"attribute": "CritDamage", "modifier": 43}]}, "suffix_item_id": "24785", "secondary_suffix_item_id": ""}}