Cosmic Ring

The Cosmic Ring is an accessory introduced in Kingdom Hearts II.

Design
The Cosmic Ring is a thick, black ring with a small diamond on its side and a strip of metal or crystal lining the middle of its outer edge. Both the diamond and the line are silver, but shimmer in neon shades of green, blue, and violet.

In Kingdom Hearts III, the Cosmic Ring is a black ring with a colorful strip of purple, magenta, white, teal, and navy blue running along the outside.