A stunning interplay of tonalities defines this 18K gold bracelet. Itâs hand-set with slices of obsidian marbled with bronze inclusions, which is said to have grounding properties. The stones are smooth, highly polished and lay flat comfortably against the wrist. ⢠18K Gold ⢠Gemstones: Bronze-Obsidian Slice ⢠Length: 7.25"