The Jewel Encrusted Crown of Numenor [0,+18]
+3 intelligence, dexterity, charisma, speed. +15% to searching. Provides resistance to cold, light, dark, blindness, sound, shards. Cannot be harmed by acid, electricity, fire, cold. Prevents paralysis. Grants the ability to see invisible things.
Radius 1 light.
Min Level 60, Max Level 127, Generation chance 3, 4.0 lbs

(Angband 3.1.2v2)