Silver Cat Statue
HP+160%
Stamina Seed
HP+240%
Health Tablet
HP+320%
Ambrosia
HP+400%
Sword of Nex
ATK+160%
Super Sledge
ATK+240%
Burst Laser II
ATK+320%
Holy Sword Virdalik
ATK+400%
Buzz Buzz's Shell
DEF+160%
[コンゴウラカン - it's an item from Tales of Destiny 2 (the one on PS2, not Eternia); a Harold-specific handgear that's dropped by something called Cheap Trick at a low rate. I don't know the English translated name of it though]
DEF+240%
Outlaw's Bandana
DEF+320%
Barrier Glove
DEF+400%
Nanna
MAG+160%
White Soul Music Sheet
MAG+240%
Rhapsody in Rose
MAG+320%
Ether Doubler
MAG+400%
Kigny Shield
MND+160%
Princess's

MND+240%
Shell Fossli
MND+320%
Schwarzschild's barrier
MND+400%
Wings of Sky Resident
SPD+160%
Infringer
SPD+240%
Kicker Skeleton's Soul
SPD+320%
Quick Boost
SPD+400%
Suimin DX
MND+100% PSN PAR +50
Blue Dragon Wok
ATK+100% PSN DBF+50
Toki's Scool Cap(?) [ときのがくぼう]
HP+100% PAR SHK+50
Nerve Shells
SPD+100% HVY SIL+50
Sky Armor
DEF+100% HVY DTH+50
Hyakutarou's Book of Chi
ATK+100% SHK TRR+50
Amulet of Sacred Knights
MAG+100% TRR DBF+50
Nunchucks of Sokuromoto
SPD+100% SIL DTH+50
Portable Makoto Ito
HP+144% PSN PAR HVY SHK+50
Secret Art of "Meld"(?) [メルドの奥義書]
ATK+144% TRR SIL DTH DBF+50
Earth Armor
DEF+172% All Status+50
Ignigarde
DEF+100% FIR CLD+172
Gaia Beam
MAG+100% WND NTR+172
Dhylec
MND+100% MYS SPI+172
Magnus Club
ATK+100% DRK PHY+172
Burned Man's Headwrap
HP+128% FIR WND MYS+144
Anima Crystal
MAG+128% CLD NTR PHY+144
Windspun Armor
DEF+128% WND SPI DRK
Hirami Lemon
MND+128% NTR DRK PHY+144
Romancing Stone
MAG+144% FIR CLD WND NTR+128
Bicke Backe's Mushroom Set
MND+144% MYS SPI DRK PHY+128%
Seven Star Sword
All Stats+128% All elements+128
Destroy Decomposer
ATK+156% MAG MND SPD+64% SHK TRR+24
Fusion Sword
HP+64% ATK+100% SPD+188% WND PHY+48
Hocus Pocus Scroll
MAG+188% MND+124% EVA+24 DBF+60
Henshin-kun
All Stats+80%
Lancer - COG Assault Rifle
HP+199% ATK DEF+124% TRR DTH+48
Zero Shift Program
HP ATK MAG+72% SPD MND+164% EVA+36
Copy Ability "Smash"
HP ATK+144% DEF MND SPD+72% SHK+64
Swiftrock Hammer
ATK+256% DEF+120% SHK DTH+32
Ryuujin Sword
MAG+244% ATK MND+64% FIR CLD WND NTR MYS SPI DRK+32
Noon Queen
DEF MND+144% SPI+100 PSN DBF+40
Fire Bomb
HP MAG+176% MP+1 TP+3 EVA+32 DRK+88
D-Ratio 1/4
HP+256% ATK DEF MAG MND+64%
Robe of Lords
MP+2 MAG+288% SPD+100% WND+128 HVY+60
Noblesse Oblige Cellphone
HP+160% TP+2 SPD+144% EVA+20 All Elements+36 All Status+16
Rhododendron Dress
MAG+222% HP ATK SPD+112% WND NTR DRK+64 HP Recovery+1%
Ancient Dark
ATK SPD+199% DEF MAG+66% DRK+72 TRR DTH+40 DBF+20
Demonica
DEF+144% HP ATK MAG MND SPD+100%
Hub.BAT
MP+2 TP+2 SPD+210% DEF MND+144% EVA+24 FIR CLD WND NTR+50
Deity Emperor's White Uniform
MAG MND+200% HP DEF+150% MAG SPI DRK+50 SIL DBF+25
Hrathnir
ATK DEF+232% MND SPD+144% WND PHY+64
Rasklapanje's Parasite
HP+322% HP Recovery+2% ATK DEF MAG MND+56% TRR DTH+24
TNT Paranoia
ATK+300% HP SPD+132% FIR+50
Excaliborg
HP ATK MAG+216% SPI PHY+64
Fatima
MAG+188% MND SPD+277% EVA+24 FIR CLD WND+40
Philosopher's Stone
HP+164% MP+2 MAG MND+278% MYS+64 DBF+32
National Defense Divinities
ATK DEF MAG MND+188% CLD WND DRK+56
Urunseru Blade
MP+1 TP+2 ATK+278% MAG SPD+188% PHY+50
King Authur
All Stats+156% All Elements+36
Assault Weapon - Locust
ATK SPD+312% EVA+20 HVY SHK TRR+32
Black Sandra's Armor
HP+128% DEF+300% MND+156% MYS DARK PHY+72 DTH+36
Zenith Dragon's Heart
HP DEF MAG MND+199% FIR WND SPI+50 All status+20
Rubiss Sword
MP+2 MAG+250% HP ATK MND+200% FIR CLD SPI+40 WND+100
Bathus's Claymore(?) [バーザスの大剣] (All I know is that バーザス is one of the final bosses in a hachikuma RPG, 退魔塔神ToK. I have no idea who he is.)
ATK+399% DEF+199% PHY+88 PSN PAR TRR+32
Solar Gun - Infinite Battery
HP+444% MP+2 TP+2 ATK DEF MAG MND SPD+99% SPI DRK+99
Falcon Sword of Destruction
ATK SPD+375% SPD+50
Paladin Shield
DEF+450% MND+225% EVA+12 FIR CLD SPI DRK PHY+70 DBF+50
[クロウアンドレア] (It's a claw from Torneko no Daibouken 3, which is untranslated AFAIK, and I have no idea what "kurouandorea" is. Crow Andrea? Crow and Rea?)
TP+4 ATK+177% MAG SPD+277% TRR SIL+64
Fairy "Navi"
MP+2 HP DEF SPD+166% MND+422% EVA+24 SPI+100 SIL+72
Fanelia
MAG+524% HP MND+128% DRK+100
Muramasa Blade!
ATK+599% MYS DRK PHY+56
Tera Bomb
MAG+344% ATK SPD+222% FIR+128 SHK+40
WH04HL-KRSW
All Stats+240%
Longsword "Crimson Lotus Princess"
HP ATK+412% MAG SPD+199% FIR+144 DRK+72 PAR TRR DTH+40
Blue Crystal Rod
MP+2 MAG+400% HP DEF MND+200% CLD+100 PAR HYV+25
Prism Specs
ATK MAG+428%
Type-99 Guard Enhanced Armor (This is from Muv-luv Alternative and says something about equipment being used in 1999 by the royal guards, but I can't find the proper name of it)
TP+3 HP DEF MND+300% SHK TRR SIL+30
Gran Grimoire
MP+4 MAG+600% MND+360% All Status+48
Necronomicon
TP+6 HP+360% MAG MND+480% All Status+24
Magic Sword "Chaos"
ATK+1680% EVA+32
Gemini Lotus
MP TP+8 MAG MND SPD+720%
Demi-fiend's Reason
HP+880% ATK MAG DEF+560% DARK+240 DBF+100
Allagan Battleaxe
HP+640% ATK+480% DEF+880% MND+400% ACC+39 SHK DTH TRR+80
Flower Blade Kikuryusei
HP ATK DEF MAG+368% SPD+256% PHY+50 DTH+50
Ame-no-Habakiri
All Stats+400%
Winner's Rag
HP ATK+720% DEF SPD+540% ACC EVA+16 PSN PAR HVY SHK+32
Regalia
HP+600% All Elements+172
Slayer Robe
ATK SPD+377% ACC EVA+20 DRK PHY+80 TRR+64
Codex of Ultimate Wisdom
DEF+400% MAG+240% MND+560% WND MYS SPI+88
Power Dragon Scale Mail
HP ATK MND+330% DEF+660% FIR CLD WND NTR+100 MYS SPI DRK PHY+40
Machine God Lucifer
All Stats+666% MAG SPI MYS PHY+66
Scourge
ATK+880% DEF+440% PHY+100
Medicine of Life
HP+1280% PSN PAR SIL DTH+128
Platinum Yendorian Express Card
MP TP+4 HP ATK DEF MAG SPD+299% MND+600% EVA+20
BFG9000
ATK MAG SPD+480% FIR+120
Longsword "Ringil"
MP+4 ATK+360% MND SPD+560% ACC+32 CLD MYS+100
Tupsimati
MP+6 HP DEF MND+300% MAG+800% MYS SPI DRK+99
Massive Iron Crown of Chaos
HP DEF+999% ACC+99 DRK+300
Jewel of Judgement
MP+8 HP+999% MAG+800% TRR SIL DTH DBF+50
Mighty Hammer "Grond"
TP+8 HP+999% ATK+800% PSN PAR HVY SHK+50
"The One Ring"
HP MND+999% EVA+32 CLD WND NTR+144
Book of Babbles
DEF MND+640% All Elements+100 All Status+32
Excalibur II
ATK+780% HP DEF+500% EVA+24 All Elements+64
True Divine Sword "Ame-no-Murakumo"
All Stats+999%
Source of Dragon God's Power
All Stats+500% All Elements+100 All Status+50