Vitae-Obsidian-1/2” Details Vitae-Obsidian-1/2” Unavailable $135.00 Default Title - $135.00 Select options Obsidian PVD fused black. 1/2” diameter with 14g hinge closure, from Tether Jewelry. Read more Obsidian PVD fused black. 1/2” diameter with 14g hinge closure, from Tether Jewelry. Share