Gem Kind One-handed
Weapon		 Two-handed
Weapon		 Dagger / Claw Staff / Scythe Defense
Equipment

Topaz		 Min Damage +2
Max Damage +2		Min Damage +3
Max Damage +3		Min Damage +1
Max Damage +1		Magic Power +3
Max Damage +3		Defence +1
Evade +1

Blackmoon		 Min Damage +1
Max Damage +3		Min Damage +2
Max Damage +4		Max Damage +2Magic Resist +3
Max Damage +3		Defence +2

Pearl		 Accuracy +4Accuracy +4Accuracy +4Accuracy +4Max HP +1
HP Recovery +1

Amber		 Accuracy +2
Max Damage +2		Accuracy +2
Max Damage +3		Accuracy +2
Max Damage +1		Magic Power +3
Magic Resist +3		Evade +2

Ruby		 Max HP +20Max HP +20Max HP +20Max HP +20Max HP +20

Sapphire		 Max MP +20Max MP +20Max MP +20Max MP +40Max MP +20

Garnet		 HP Recovery +2HP Recovery +2HP Recovery +2HP Recovery +2HP Recovery +2

Aquamarine		 MP Recovery +2MP Recovery +2MP Recovery +2MP Recovery +4MP Recovery +2

Diamond		 Critical +2Critical +2Critical +2Critical +2Max MP +10
MP Recovery +1

Jade		 Critical +1
Accuracy +2		Critical +1
Accuracy +2		Critical +1
Accuracy +2		Critical +1
Accuracy +2		Block +2

Opal		 Max HP +10
HP Recovery +1		Max HP +10
HP Recovery +1		Max HP +10
HP Recovery +1		Max HP +10
HP Recovery +1		Speed +2

Ametheyst		 Max MP +10
MP Recovery +1		Max MP +10
MP Recovery +1		Max MP +10
MP Recovery +1		Max MP +10
MP Recovery +1		Magic Power +1
Magic Resist +1

Emerald		 Magic Power +1Magic Power +1Magic Power +1Magic Power +6Magic Power +2

Peridot		 Magic Resist +1Magic Resist +1Magic Resist +1Magic Resist +6Magic Resist +2
 Chip size : x 1  Small size : x 2  Normal size : x 3  Perfect size : x 4
* Note: You need to multiply the numbers in the table by the gem size factor shown above.
L
V		 One-handed
Weapon		 Two-handed
Weapon		 Dagger / Claw Staff / Scythe Defense
Equipment		 Shield /
Guard Arm
1 Min Damage +6
Max Damage +6		 Min Damage +6
Max Damage +6		 Min Damage +6
Max Damage +6		 Magic Power +10
Max Damage +6		 Defence +8 Max HP +100
2 Accuracy +10 Accuracy +10 Accuracy +10 Accuracy +10 Evade +5 HP Recovery +5
3 MAX MP +100 MAX MP +100 MAX MP +100 MAX MP +100 MAX HP +100 MAX MP +100
4 MP Recovery +5 MP Recovery +5 MP Recovery +5 MP Recovery +5 HP Recovery +5 MP Recovery +5
5 Critical +5 Critical +5 Critical +5 Critical +5 Magic Resist +5 Block +5
Add a socket Add a sockek Add a socket Add a socket Add a socket Add a socket
* Note: The success rates vary based on metal types, item qualities and their upgrade levels.
Once the item has been modified five times, you can add sockets to it and place gems in the sockets for additional power.