黒のローブ or くろのローブ [kuro no robe] or 'black robe' in Japanese.
Final Fantasy I
Stats: DEF +24, EVA -2
Equip: ?
Obtain: ?
Description: A robe that casts Blizzara when used
Final Fantasy II
Stats: DEF +35, EVA -5%, MDEF +21%, INT +10
Equip: all
Obtain: ?
Description: A black robe that enhances intelligence
Final Fantasy III

Stats: DEF 31, MDEF 45, INT +5, weight 0
Use: FRE, ONK, BLM, RDM, EVO, BRD, MAG, SAG, SMN
Buy: 27,000 gil (sell: ? gil)
Shop: Ancient Ruins, Invincible
Type: Body
Final Fantasy IV
Stats: DEF 8, MDEF 7, EVA 12, MEVA 7, INT +5
Equip: Fusoya, Rydia
Buy: 10,000 gil (sell: 5,000 gil)
Shop: Eblan Cave
Final Fantasy V
Stats: DEF 14, MDEF 14, MAG +5, weight +2
Equip: White Mage, Black Mage, Time Mage, Summoner, Blue Mage, Red Mage, Chemist, Geomancer, Bard, Dancer, Mime, Necromancer, Oracle, Cannoneer
Buy: 8,000 gil (Sell: 4,000 gil)
Shop: Phantom Village, Dwarven Village
Treasure: Pyramid F3
Final Fantasy IX
Stats: DEF +43, MDEF +4, MAG +2, enhance Dark attacks, weakness to Fire
Equip: Vivi, Garnet (Dagger), Quina, Eiko
Abilities: Flare, MP +20%, Reflect x2
Buy: - (sell: 14,500 gil)
Synthesis: Gaia Gear, N-Kai Armlet, 8,000 gil (Daguerreo synthesis shop)
Steal: Lich
Obtain: use Dead Pepper on ocean bubbles to SE of Forgotten Continent
Use: Robe of Lords
Description: Robe made for black mages
Type: Robe
Final Fantasy XII
Stats: DEF 38, MAG +10
Buy: 13,500 gil (sell: 6,750 gil)
Other: gives a boost to wearer's Dark element attacks
Revenant Wings
Stats: DEF 40, MDEF 85, MAG +15
Buy: 24,000 gil (sell: ? gil), chapter 9
Description: Netherworldly robes that increase magick potency
Final Fantasy Tactics
Stats: HP +60, MP +30, boosts Fire, Lightning and Ice elements
Equip (job): Knight, White Mage, Black Mage, Time Mage, Summoner, Orator, Mystic, Geomancer, Dragoon, Samurai, Arithmetician, Dark Knight, Onion Knight
Equip (character): Squire (Ramza), Squire (Delita), Fell Knight, Holy Knight, Princess, Cleric, Game Hunter, Skyseer, Netherseer, Templar, Sky Pirate, Sword Saint, Divine Knight, Ark Knight
Equip (enemy): level 31
Buy: 13,000 gil (sell: 6,500 gil)
Shop: (available after Rapha joins in ch3) Gariland, Trade cities, Towns and cities
Description: These pitch-black vestments increase damage inflicted by magicks of the primary elements.
Pictlogica

Stats (lv1): STR +10, INT +15, DEF +10
Buy: - (sell: ? gil)
Obtain: 3rd Exa Battlia (Titan) ranking reward, 12th Exa Battlia (Bismarck), 13th Exa Battlia (Shiva II)
Type: Accessory, Rarity: ★★★★, Element: -
Record Keeper

Black Robe (IV)
Stats: DEF +30, MDEF +50, MAG +5, EVA 102 (lv1), ? (lv5), ? (lv10), ? (lv15), ? (lv20), DEF +56, MDEF +96, MAG +5, EVA 105 (lv25)
Max Level: lv15 (initial), lv20 (first evolve), lv25 (second evolve)
Type: Robes, Rarity: ★★★★

Black Robe (IX)
Stats: DEF +50, MDEF +90, EVA 105, MAG +10 (lv1), ? (lv5), ? (lv10), ? (lv15), ? (lv20), ? (lv25), DEF +85, MDEF +135, EVA 105, MAG +10 (lv30)
Max Level: lv20 (initial), lv25 (first evolve), lv30 (second evolve)
Type: Robes, Rarity: ★★★★★
Other: enables the use of the limit attack Flame-All
Category: Equipment