United States Navy: Submarine Warfare Insignia. Silver (marked Sterling) 'Enlisted Personnel breast' badge. Full-size

Reverse with makers hallmarks 'Balfour Sterling B-1'An item of insignia worn during the Cold-War and Vietnam War eraThe reverse of insignia complete with 2 x pin-posts and attached butterfly clutch discsThe Submarine Warfare Insignia (a.k.a. 'Dolphins') is only worn by qualified submariners.The Submarine Warfare Insignia is considered one of the Navy's three major enlisted warfare badges, along with the Surface Warfare Badge and the Enlisted Aviation Warfare Specialist insignia. To earn the right to wear 'Dolphins', prospective submariners complete an extensive qualification process that lasts about one year and covers all of the submarine's systemsIn uniform the insignia is worn on the left breast of the tunicAn attractive and desirable Sterling Silver item of United States Navy submariner insigniaCondition EF