Blood Gems

In-Game Description

A blood gem that fortifies weapons and adds various properties. Blood gems are especially rare blood stones that grow on coldblood.

Blood gems are kneaded into weapons using workshop tools, but only when of matching shape.

Description

Blood Gems are items which can be added to upgrade weapons using the Blood Gem Workshop Tool, found in a chest after defeating Father Gascoigne.

There are a multitude of Blood Gems in Bloodborne. They can be found in fixed locations in addition to random drops from enemies both in the game and in Chalice Dungeons.

The best blood gems can be found in Depth 5 Chalice Dungeons.

A Blood Gem has 4 properties

• Shape - Determines where the gem can be socketed
• Primary Affix - The main +Effect of the gem
• Level - The magnitude of the Primary Affix (1-6)
• Rank - An overall strength based on primary and secondary strength (1-20)

Notes

• that the Rating of a gem provides a possible range for the bonus and the ranges overlap between level. As such it is possible for a lower rank gem with a high bonus to provide greater benefit than a higher rated gem with a low bonus.
• Gems can have up to 3 properties. The primary affix on the gem as well as less powerful, secondary affixes.
• Cursed gems can have negative properties to offset better-than-usual positive properties

Shapes

Radial

Radial blood gems are more likely to have effects that boost physical damage.
This is the primary gem shape found in the Phtumeru Chalice Dungeons

Triangle

Triangle blood gems are more likely to have effects which provide physical or arcane damage.
This is the primary gem shape found in the Isz Chalice Dungeons

Waning

Most waning blood gems are more likely to have effects which provide fire or bolt effects.
This is the primary gem shape found in the Loran Chalice Dungeons

Circle

Circular blood gems are normally used to fortify firearms.

Droplet

Droplet blood gems are special gems that adapt to various weapons and shapes, naturally making them highly prized among hunters.
They can be placed in any type of weapon socket, making them highly versatile.

Affixes

Blood gems can have up to three properties depending on their affixes and type.

There are many types of affixes, and the rank of the blood gem determines the magnitude of the effect.

Additionally any gem can be Cursed which will result in a higher maximum benefit, but with a drawback property as well.

Tempering Blood Gemstone
Physical ATK UP +%

Level	Min	Max	Cursed Max
1	0.7	6	?
2	4.7	10.5	?
3	5.4	18.0	?
4	?	?	?
5	?	?	?
6	?	?	27.2

Adept Blood Gemstone
Thrust OR Blunt ATK UP +%

Level	Min	Max	Cursed Max
1	?	7.2	?
2	?	12.6	?
3	?	?	?
4	?	?	?
5	?	?	?
6	?	?	?

Heavy Blood Gemstone
Strength Scaling +

Level	Min	Max	Cursed Max
1	?	?	?
2	?	?	?
3	?	?	?
4	?	?	?
5	?	?	?
6	?	?	?

Arcane Blood Gem
Arcane ATK +%

Level	Min	Max	Cursed Max
1	?	?	?
2	?	?	?
3	?	?	?
4	?	?	?
5	?	?	?
6	?	?	?

Fire Blood Gemstone
Fire ATK +%

Level	Min	Max	Cursed Max
1	?	?	?
2	?	?	?
3	?	?	?
4	?	?	?
5	?	?	?
6	?	?	?

Bolt Gemstone
Bolt ATK +%

Level	Min	Max	Cursed Max
1	?	?	?
2	?	?	?
3	?	?	?
4	?	?	?
5	?	?	?
6	?	?	?

Bloodtinge Gemstone
Blood ATK +%

Level	Min	Max	Cursed Max
1	?	?	?
2	?	?	?
3	?	?	?
4	?	?	?
5	?	?	?
6	?	?	?

Nourishing Gemstone
ATK +%

Level	Min	Max	Cursed Max
1	?	?	?
2	?	?	?
3	?	?	?
4	?	?	?
5	?	?	?
6	?	?	?

Placeholder
Effect +

Level	Min	Max	Cursed Max
1	?	?	?
2	?	?	?
3	?	?	?
4	?	?	?
5	?	?	?
6	?	?	?

Cursed Gem Drawbacks

Effect	Min	Max
WPN Durability Down	?	-63
ATK DOWN%	?	-8.8
Increases stamina costs%	?	3.5
ATK vs Beasts Down%	?	-12
ATK vs the Kin Down%	?	-12
HP continues to decrease	1	9

Fixed Location Blood Gems

Name	Shape	(#)	Rating	Effect	Location
Tempering Blood Gemstone	Radial	-	14	Phys. ATK +18%	After taking the bath shortcut in Yahar'gul Unseen Village
Nourishing Damp Blood Gem	Radial	4	13	ATK +15%	By the three pigs before Mergo's Wet Nurse
Gold Blood Gem	Radial	-	7	ATK vs Beasts +12.6%	Gained from opening Gold Pendant
Arcane Blood Gem	Waning	-	-	Arcane ATK +18%	Found on a body near the Mother Brain in Nightmare of Mensis.
Fire Blood Gemstone	Waning	-	8	Fire ATK +8.4%	On a corpse in the district under the Abandoned Old Workshop
Bolt Gemstone	Waning	-	12	Bolt ATK +16.5%	By the first Bell Ringer in Yahar'gul Unseen Village
Bloodtinge Gemstone	Circle	3	10	Blood ATK +12.6%	In a chest by the first stairs in Healing Church Workshop
Red Blood Gem	Droplet	-	4	Phys. ATK +2.7% Boosts rally potential +1.8%	Gained from opening Red Jewelled Brooch
Tear Blood Gem	Droplet	-	4	HP Continues to Recover +2	Gained from using Tear Stone