"For My Marine" Sterling Silver And Black Onyx Men's Ring by The Bradford Exchange Bold Marine Corps ring features the Marines symbol mounted in onyx and engraving inside, in a fine jewelry design available exclusively from The Bradford Exchange This USMC ring is individually crafted of solid sterling silver in an original design with sleek lines At the center of a cross plated in 24K gold is a genuine black onyx stone, mounted with a sculpted Corps symbol of eagle, globe and anchor The Marine Corps ring is finely engraved with USMC on the front and SEMPER FI inside As a final touch, this Marine Corps ring is presented in a custom case with a special "For My Marine" sentiment card that includes a touching poem