Diablo II/Helms

A character can equip one helm, and they occupy 2x2 inventory or stash space when not equipped.

Normal

Helm	Quality Level	Required		Defense		Durability	Max sockets at Item Level
		Level	Strength	Min	Max		< 26	26-40	> 40
Cap	1			3	5	12	2	2	2
Skull Cap	5		15	8	11	18	2	2	2
Helm	11		26	15	18	24	2	2	2
Full Helm	15		41	23	26	30	2	2	2
Mask	19		23	9	27	20	2	2	3
Bone Helm	22		25	33	36	40	2	2	2
Great Helm	23		63	30	35	40	2	2	3
Crown	29		55	25	45	50	2	2	3

Exceptional

Helm	Quality Level	Required		Defense		Durability	Max sockets at Item Level
		Level	Strength	Min	Max		< 26	26-40	> 40
War Hat	34	22	20	45	53	12	2	2	2
Sallet	37	25	43	52	62	18	2	2	2
Casque	42	25	59	63	72	24	2	2	2
Basinet	45	25	82	75	84	30	2	2	2
Death Mask	48	25	55	54	86	20	2	2	3
Grim Helm	50	25	58	60	125	40	2	2	2
Winged Helm	51	25	115	85	98	40	2	2	3
Grand Crown	55	25	103	78	113	50	2	2	3

Affixes

Maximum Required Level (RLvl) for any magic or rare helm is 60 (maximum Affix Level (ALvl) 68).

The maximum bonuses available for magic and rare helms are summarized below. There are 7 prefix groups:

Prefix	Group	Bonus(es)	Min	Max	Alvl	RLvl	Freq
Holy	101	Enhanced Defense	81%	100%	36	27	6
Glowing	112	Light Radius	2	2	6	4	1
Lizard's	115	Mana	3	5	3	2	4
Cobalt	117	Cold Resist	21%	30%	18	13	3
Garnet	118	Fire Resist	21%	30%	18	13	3
Coral	119	Lightning Resist	21%	30%	18	13	3
Jade	120	Poison Resist	21%	30%	18	13	3

There are 4 suffix groups:

Suffix	Group	Bonus(es)	Min	Max	Alvl	RLvl	Freq
of Balance	18	Faster Hit Recovery	10	10	5	3	4
of Brilliance	23	Energy	7	10	16	12	3
of the Sun	25	Light Radius	5	5	17	12	1
		Bonus to Attack Rating	5%	5%
of the Mammoth	26	Life	31	40	68	60	3

Prefixes

Prefix	Group	Bonus(es)	Min	Max	Alvl	RLvl	Freq
Sturdy	101	Enhanced Defense	10%	20%	1	1	9
			21%	30	4	3	9
Strong			31%	40%	9	6	8
Glorious			41%	50%	19	14	8
Blessed			51%	65%	25	18	7
Saintly			66%	80%	31	23	7
Holy			81%	100%	36	27	6
Glimmering	112	Light Radius	1	1	1	1	1
Glowing			2	2	6	4	1
Lizard's	115	Mana	1	2	1-2	1	4
			3	5	3	2	4
Azure	117	Cold Resist	5%	5%	1-4	1	3
			5%	10%	5	3	2
Lapis			11%	20%	12	9	4
Cobalt			21%	30%	18	13	3
Crimson	118	Fire Resist	5%	5%	1-4	1	3
			5%	10%	5	3	4
Russet			11%	20%	12	9	4
Garnet			21%	30%	18	13	3
Tangerine	119	Lightning Resist	5%	5%	1-4	1	3
			5%	10%	5	3	4
Ocher			11%	20%	12	9	4
Coral			21%	30%	18	13	3
Beryl	120	Poison Resist	5%	5%	1-4	1	3
			5%	10%	5	3	4
Viridian			11%	20%	12	9	4
Jade			21%	30%	18	13	3

Suffixes

Suffix	Group	Bonus(es)	Min	Max	Alvl	RLvl	Freq
of Balance	18	Faster Hit Recovery	10	10	5	3	4
of Energy	23	Energy	1	1	1-4	1	4
			1	3	4	3	3
of the Mind			4	6	10	7	3
of Brilliance			7	10	16	12	3
of Light	25	Light Radius	1	1	6	4	1
		Attack Rating	15	15
of Radiance		Light Radius	3	3	15	11	1
		Attack Rating	30	30
of the Sun		Light Radius	5	5	17	12	1
		Bonus to Attack Rating	5%	5%
of the Jackal	26	Life	1	5	8	6	3
of the Fox			6	10	17	13	3
of the Wolf			11	20	34	26	3
of the Tiger			21	30	51	43	3
of the Mammoth			31	40	68	60	3