Eyes of Charming
Wondrous Item, uncommon, requires attunement · 2024 rules, SRD 5.2
These crystal lenses fit over the eyes. They have 3 charges. While wearing them, you can expend 1 or more charges to cast Charm Person (save DC13). For 1 charge, you cast the level 1 version of the spell. You increase the spell's level by one for each additional charge you expend. The lenses regain all expended charges daily at dawn.
Also in the 2014 rules (SRD 5.1).