Black Hills Gold By Mt Rushmore/Landstrom's Men's Black Onyx Eagle Ring Gorgeous! Sterling-Silver and Black Hills Gold Eagle ring.This Men's Eagle Ring made of all sterling-silver and Gold leaves is a very popular style Comes with a lifetime warranty from the manufacture. Bright Sterling Silver shank with the 12K Gold red and green Black Hills Gold gold leaves on the side Set with a 12x14 mm Genuine Black Onyx stone.