A one-of-a-kind obsidian teardrop statement ring. US Size 7 3/4. Two stacked and soldered half-round sterling silver wires make up the band of the "Obsidian Skyline" ring. This one-of-a-kind, handmade bezel ring is made from .925 sterling silver and rainbow obsidian; The teardrop shaped stone (20 mm long x 14 mm wide) is set in a 6 mm high sterling silver patterned bezel and framed on a hand-detailed backplate.