Necklace of greater spell power

Wondrous Item Rare (this item requires attunement) [Must at least know a single spell or cantrip with a saving throw, no matter what kind.]

A necklace of any precious metal, with a ball of orichalcum in it's center, this necklace increases the spell DC of the wearer as stated below. this wondorous item can have other greater versions, each with stronger effects. -rare (+1) -very rare (+2) -Legendary (+3) -Masterwork made out of adamantine and orichalcum (+4)* *In order to make masterworks you must find either a wizard or expert jeweller to do this. that or somebody with expertise on the required tools.

Weight: 1lb