Ring

Rare Requires Attunement

When you cast a _______________ leveled spell, This ring converts some of the expended energy to grant you one of the following effects:   -Darkvision out to a range of 60 feet   -An increase to speed of 10 feet while the creature is unencumbered   -Proficiency in Constitution saving throws   -Resistance to acid, cold, fire, lightning, or thunder damage (your choice whenever you choose this benefit)   This effect persists indefinitely until the effect is changed again.

A silver ring with a carved garnet bearing the symbol of your school of magic.
This ring is usually given out as a signifier that you made an advancement in your field.