Vintage Iron Horse Tether Rings, Rustic Farmhouse Hardware (pair) Etsy Large D Ring Tool Tether 101362 River Tavy Tethering Ring No.2 bobfitzy62 Flickr Tether Ring dutchhollowgeneral. A study in contrast and connection. The Tether Ring features a bold, etched 925 sterling silver form crowned with a suspended lab grown ruby charm. The rich red stone dances against the weight of the squared bandstriking a balance between permanence and motion. A sculptural, symbolic piece that speaks to emotional gravity and the beauty of restraint.