Anodized titanium, with brilliant-cut diamonds totaling 0.05 carat.

The anodized titanium ring is 4 mm thick.

Anodizing is an electrochemical process that converts titanium's surface into a decorative, durable, corrosion-resistant, anodic oxide finish. A wide range of colors (blue, purple, green, brown, etc) can be reached depending on the voltage applied.