Medal riband fitted with an early 12mm Crimp Brooch' riband mounting bar, this retaining the original intricate hinged pin and clasp fittings on reverse as issuedThe reverse of the crimp brooch mounting bar with makers hallmark indented on reverse comprising a 'Diamond' & letters GI, for Williams & Anderson Co, Providence, RIThe Meritorious Service Medal (MSM) is a military award presented to members of the United States Armed Forces who distinguished themselves by outstanding meritorious achievement or service to the United States subsequent to January 16, 1969.Additional awards of the Meritorious Service Medal are denoted by bronze oak leaf clusters in the Army, Air Force, and Space Force, with one silver oak leaf cluster denoting five additional awards. (1 silver OLC plus the medal itself represents six) and gold 5/16 inch stars in the U.S. Navy, U.S. Marine Corps and U.S. Coast Guard (with a 5/16 inch silver star denoting five additional awards). These devices are also authorized for wear on the suspension and service ribbon of the medal. In certain instances, the U.S. Coast Guard also authorizes an Operational Distinguishing Device for the medalAn example of the medal awarded for service circa 1970-2025, including late Vietnam / SEA theatre awardsCondition: Medal EF