ドラゴンヘルム [dragon helm] in Japanese.
Final Fantasy III

Stats: DEF 18, MDEF 9, weight 1
Use: FRE, ONK, DRG
Treasure: Dragon Spire, Castle Saronia
Type: Head
Final Fantasy IV
Stats: DEF 11, MDEF 7, EVA 0, MEVA 4
Equip: Cecil, Kain
Buy: - (sell: 12,000 gil)
Treasure: Lunar Subterrane B3
Other: resists Fire, Ice, Thunder
Final Fantasy XII
Stats: MDEF 35, HP +70, STR +9
Buy: 12,500 gil (sell: 6,250 gil)
Revenant Wings
Ability: Chivalry (increases group's Strength and Magick when leader's HP is low)
Equip: Basch
Buy: 24,000 gil (sell: ? gil), chapter 9
Description: Unyielding helm of dragon scales
A New Empire

Stats (Basic): Warrior Attack +2%, Troop Armor Bonus +9%
Stats (Common): Warrior Attack +3%, Troop Armor Bonus +15%
Stats (Uncommon): Warrior Attack +5%, Troop Armor Bonus +23%
Stats (Rare): Warrior Attack +7%, Troop Armor Bonus +33%
Stats (Epic): Warrior Attack +9%, Troop Armor Bonus +43%
Stats (Legendary): Warrior Attack +11%, Troop Armor Bonus +55%
Unlock: Hero level 24
Craft: 21,000 gil, Ancient Dragon Tooth x2, Bulette Carapace x2, ? min
Description: A fearsome visage that boasts remarkable strength
Type: Head Armor
Record Keeper

Dragon Helm (III)
Stats: DEF +20, MDEF +18, ATK +3, EVA 99 (lv1), ? (lv5), ? (lv10), ? (lv15), DEF +48, MDEF +43, ATK +6, EVA 99 (lv20)
Max Level: lv10 (initial), lv15 (first evolving), lv20 (second evolving)
Type: Helm, Rarity: ★★★
Category: Equipment