Acuity Ring (also known as Hit Ring in the SNES/PS version) is an accessory in Chrono Trigger. It increases the wearer's Hit Rate by 10 and can be obtained in the Arris Dome behind a Sealed Door. Also, Ayla can charm it from a Giga Mutant. It can be worn by any character.
Name Origin[]
Acuity is a word for keenness of perception, commonly used for visual perception. Seeing better undoubtedly increases a character's ability to hit a target.