From The Heroes of Might and Magic III wiki
|Effect: Regenerates all spell points each day|
|Requires to combine:|
|Charm of Mana|
|Talisman of Mana|
|Mystic Orb of Mana|
|You trip over the Wizard's Well, dust it off, and stick it in your pack.|
Regenerates all of a hero's mana each day.