Rings (original name) and their effects.

    * Abyssal Covenant (Ring of Artorias) -     Constant Effect | Summon Bonelord, Summon Daedroth. Summon Skeletal Minon, Burden self 50  Weakness to normal                                                 weapons self 10
    * Thick Skin Ring (Bloodbite Ring)    -     Constant Effect | Resist normal weapons self 5
    * Bellowing Dragoncrest Ring (same)   -         Cast when used  | Spell Absorption self 5 to 50
    * Blue Tearstone Ring (same)          -        Constant Effect | Burden 10, Resist Normal Weapons 5
    * Ring of Misfortune (Calamity Ring)  -        Constant Effect | Drain Skill Heavy Armour 50, Drain Skill Medium Armour 50, Drain Skill Light Armour 50,                                                 Weakness to normal weapons 25, weakness to magicka 25, silence
    * Clawed Ring (Cat Covenant)          -        Cast when used  | Summon Scamp 60
    * Curse Eater Ring (Cursebite Ring)   -        Constant Effect | Remove curse 10
    * Charred Ring (basically same)       -        Constant Effect | Resist Fire 50, Drain Attribute Speed 20
    * Revitalizing Ring (Chloranty)          -        Constant Effect | Restore Fatigue 15
    * Twin Moon Covenant (Darkmoon)          -     Cast when used  | Summon Ancestral Ghost 25
    * Darkwood Grain Ring (same)          -     Cast when used    | Fortify Attribute Agility 10 30sec, Fortify Attribute Speed 5 30sec
    * Twin Moon Seance Ring (D. Seance)   -     Cast when used  | Drain Magicka Touch 1 to 15 5 sec
    * Duskcrown Ring (same)              -         Constant Effect | Fortify Max Magic x2, Drain Health Self 100
    * Ring of the Evil Ee=ye (same)       -     Cast when used     | Absorb Health 1 to 15 1 sec
    * Eastwood Grain Ring (same)             -        Constant Effect    | Fortify Skill Armorer 15
    * Ring of Favour and Protection       -        Constant Effect    | Fortify Health 75, Fortify Fatige 75, Fortift Magicka 75, Feather 50
    * Ring of the Elder (firstborn)          -        Constant Effect    | Reflect 25, Fire damage self 0 to 1
    * Ring of Fog (same)              -        Cosntant Effect | Chameleon 25
    * Flame Stoneplate Ring (same)          -        Constant Effect    | Ressit Fire 10
    * Gold Serpent (same)              -        Constant Effect    | Detect enchantment 50, Detect key 50
    * Ring of Strength (Havel)           -        Constant Effect    | Feather 50
    * Hawk Ring (same)              -        Constant Effect    | Fortify Marksman 15
    * Hornet Ring (same)              -        Constant Effect    | Fortify Shortblade 15
    * Lingering Dragoncrest Ring (same)   -        Cast when used    | Absorb Magicka 5 to 25 1 sec
    * Leo Ring (same)              -        Constant Effect | Fortify Spear 15
    * Life Ring (tiny being ring)          -        Constant Effect    | Fortify Health 5
    * Frost Stoneplate Ring (magic stone) -        Constant Effect    | Resist Frost 10
    * Poison Eater Ring (poisionbite)     -        Constant Effect    | Resist Poison 10
    * Ring of the Younger (princess)      -        Constant Effect    | Reflect 25, Frost damage self 0 to 1
    * Rusted Iron Ring (same)          -        Constant Effect | Fortify Fatigue 50, Fortify Speed 10
    * Rare Ring of Sacrifice (same)          -        Cast when used    | Almsivi intervention, Restore Agility 100, Restore Endurance 100, Restore Intelligence 100,                                       Restore Strength 100
    * Red Tearstone Ring (same)          -        Constant Effect    | Weakness to normal weapons 5, Fortify attack 5
    * Ring of Sacrifice (same)          -        Cast when used    | Almsivi Intervention, Disintegrate Armour 100, Disintegrate Weapon 100
    * Slumbering Dragoncrest Ring (same)  -        Constant Effect    | Fortify Sneak 15
    * Silver Serpent (same)                  -        Cast when used    | Drain Health 25
    * Speckled Stoneplate Ring (same)     -        Constant Effect    | Resist Magicka 15
    * Ring of Steel Protection (same)     -        Constant Effect    | Resist normal Wepaons 5
    * Thunder Stoneplate Ring (same)      -        Constant Effect    | Resist shock 10
    * Old Mages Ring (old witches)        -        Cast when used    | Fire damage 5 to 30 15 area 5 sec, Silence 10 sec
    * Wolf Ring (same)              -        Constant Effect    | Fortify Light Armour 15
    * White Seance Ring (same)          -        Cast when used  | Drain Magicka Touch 1 to 15 5 sec