Check the listing for details. DEFENSE SECURITY SERVICE Challenge Coin w/ Presentation Box. Condition: New. Listed at 19.99 USD. This is a great looking United States Defense Security Service (DSS) challenge coin. Coin has reeded edges and is about 1 9/16" in diameter. All details are raised lettering. Coin is contained in an acrylic air tight holder and is displayed in an attractive blue velvet presentation box which will make this a very impressive gift or presentation. The Defense Security Service is a federal security service of the United States Department of Defense (DoD). Within areas of DoD responsibility, DSS is tasked with facilitating personnel security investigations, supervising industrial security, and performing security education and awareness training. DSS is an authorized Federal Security Agency. Industrial Security Representatives and Information System Security Professionals are credentialed government agents. Originally known as the Defense Security Service (DIS), DIS was established in 1972. DSS changed from DIS in 1999. *COMBINED SHIPPING AVAILABLE* For combined shipping place all items in cart then purchase all items together from cart for 1 combined shipping charge...