Diamond Knuckles
ダイアナックル [dia knuckle] in Japanese. 'Dia' is used frequently to refer to 'diamond'.
Final Fantasy VII

Stats: ATK 51, Hit 112%, MAG +10, Critical +2%
Slots: 2+2+1, Growth: Normal
Equip: Tifa Lockhart
Buy: 5,800 gil (Sell: ?)
Shop: Wutai
Other: cannot be used with Throw
Record Keeper

Diamond Knuckles (VII)
Stats: ATK +19, ACC 89 (lv1), ? (lv5), ? (lv10), ? (lv15), ATK +46, ACC 89 (lv20)
Max Level: 10 (initial), 15 (first evolve), 20 (second evolve)
Type: H2H, Rarity: ★★★
Category: Equipment