USMC Devil Dogs Stainless Steel And Black Onyx Ring: 9 Unleash the spirit of the USMC with liberty's toughest defender with the Devil Dogs Ring, a fine jewelry design exclusively from The Bradford Exchange Officially licensed by the United States Marine Corps Meticulously handcrafted in tough-as-a-Marine solid stainless steel, this distinctive Marines ring features a sculpted head of a bulldog against a genuine black onyx inlay Sculpted banners proudly display "UNITED STATES" and "MARINE CORPS" above and below the bulldog On both sides of the ring is a sculpted Marine Corps emblem of the eagle, globe and anchor