The Sunken Artifact Halo Ring is a unique spin on our best seller. It is made on a 10mm width Grade 5 Titanium Band with an 8mm wide channel to allow for greater attention to detail and customization throughout the ring. Ourboundless Sunken Artifact mix is made combining blue, green, and black color pigments with copper shavings. During the night time, it will glow a deep blue.