Transformation Rings are magical items requied for accessing Senshi form for Guardian Senshi.
Rings are Golden for Inner Senshi and Silver for Senshi from Outer Solar system. Each ring has heart or circle decoration in color of senshi and corresponding symbol. Only Sailor Silver Moon has simple silver ring.
- They are first ring like transformation items in Sailor Moon
- Inner Senshi have golden rings, but Outer Senshi have Silver rings